When hydrogen is a part of a ________, it has a slight positive charge.   a. Ionic bond   b. polar covalent bond   c. nonpolar covalent bond

Q: What type of bonds are formed between complementary bases? a triple carbon to carbon bonds b…

A: Two lengthy molecules twist around each other in a double helix in double-stranded DNA. Deoxynucleic…

Q: Bonds in which atoms share electrons are defined as _____________ bonds.a. hydrogenb. ionicc.…

A: Hydrogen bond is a electromagnetic attraction between H atom and a electronegative atom such as O,…

Q: lons are: a. atoms or molecules with unequal numbers of electrons and protons b. atoms or molecules…

A: Question - lons are -  a.) atoms or molecules with unequal numbers of electrons and protons b.)…

Q: Hydrogen bonds are formed as a result of which of the following?a. ionic bondsb. nonpolar covalent…

A: Bond is the link between molecules or atoms, bonds form due to the attraction between different…

Q: Match the concept in column A to the concept in column B. Write the letter of the correct answer on…

A: Introduction "A cell is the smallest, most fundamental unit of life, responsible for all of life's…

Q: Draw three examples of types of molecules that can form hydrogen bonds.

A: Hydrogen bonds are formed between a hydrogen atom with a partial positive charge and an…

Q: Water has some very unusual properties. These properties occur because of thea. hydrogen bonds…

A: There are four types of bonds that are involved in different molecules. These bonds are ionic bonds,…

Q: Which statement is true of all atoms that are anions?(A) The atom has more electrons than…

A: An atom is composed of three major particles. They are proton, neutron and electron. Protons are…

Q: One of the results of a fat being saturated is that the molecules interact stronger. This means that…

A: A fat is a molecule of lipid which consists of three fatty acid molecule covalently attached to…

Q: For a covalent bond to be polar, the two atoms that form the bond must have differing…

A: Polar bond A polar bond is a covalent bond which have unequal distribution of electrons in the bond.…

Q: Isotopes differ in theira. number of protons.b. atomic number.c. number of neutrons.d. number of…

A: Isotopes are called atoms of the same element, which vary in their neutron numbers. Most isotopes…

Q: Which of the following alters proteins and membranes? a. Alcohols b. Iodine c. All other choices…

A: Several factors influence antimicrobial activity: The population size of microbes The duration of…

Q: Biomolecules are polymers that are formed when ______________are joined by a…

A: Biomolecules: Also called as biological molecules any of numerous substances which are produced by…

Q: Which is not a property of water? a. Low specific heat b. Hydrogen bonds form a lattice c.…

A: Water is a tasteless, colorless, odorless liquid, made up of two atoms of Hydrogen and one atom of…

Q: A hydrogen bond can form between____________ adjacent to each other.a. two hydrogen atomsb. two…

A: A hydrogen bond is a bond between hydrogen and any other electronegative atom either nitrogen or…

Q: 11H and 13H have (a) different chemical properties because they have different atomic numbers (b)…

A: The chemical properties of an element are not defined by the number of protons. Protons are…

Q: Covalent bonds involve_____ a)electrostatic attraction b)sharing electrons c)valence…

A: Bond polarity is the separation of electric charge across a bond, which makes the molecule to have…

Q: The atomic number gives thea. number of neutrons in the nucleus.b. number of protons in the…

A: An atom is defined as the smallest particle of an element. They constitute of neutrons, protons and…

Q: A carbon atom contains six protons and six neutrons.A. What are its atomic number and atomic…

A: CARBON - Carbon is a chemical element with the symbol C . It is nonmetallic and tetravalent—making…

Q: A free radiacal is  a) Any charged particel  b) An atom or molecule with unpaired electron in the…

A: Ans- b) An atom or molecule with an unpaired electron in the outer shell The free radical define as…

Q: . A cation is a(n)a. uncharged atom.b. positively charged atom.c. negatively charged atom.d. atom…

A: A molecule is considered to be composed of two or more atoms having the same elements, which are…

Q: onic bonds and covalent bonds.

A: The main difference between the ionic bonds and covalent bonds is sharing of electrons between the…

Q: Which of these is not a characteristic of carbon?   Select one: A.  Can form long chains B.…

A: Ans: D Is sometimes ionic

Q: An organic molecule containing several hydroxyl (-OH) groups is linkely: A hydrophobic and dissolves…

A: - An organic molecule containing several hydroxyl groups is hydrophilic in nature, as they generally…

Q: The mutual attraction of opposite charges holds atomstogether as molecules in a(n) ________ bond.a.…

A: There are two types of covalent bonds: Polar and Non-polar In nonpolar covalent bonds, equal…

Q: A metal ion with a 2+ charge has 23 electrons and forms a compound with a halogen ion that contains…

A: As we know that atomic mass is the addition of proton and neutrons present in the nucleus, whereas…

Q: Each carbon atom can bond with as many as-_________ other atom(s). a. one c. three b. two d. four

A: Bonds play a vital role in various biochemical interactions. There are 4 major types of bonds.…

Q: Acids are substances that ________.   a. release hydrogen ions   b. absorb hydrogen ions   c. absorb…

A: Substance releases ions such as hydrogen ions Or hydroxide ions when dispersed in any solution.

Q: A covalent bond consists of a pair of shared electrons between two atoms. How does this shared pair…

A: Covalent bonds are formed by the mutual sharing of the electrons between two atoms having…

Q: Which of the following would be most effective as a buffer? A. pure water   B. a mixture of…

A: Buffer is aqueous solution which is used to maintain an optimum pH and this can be acidic buffer or…

Q: (a) A homogeneous mixture which contains water as a solvent is called (b) Ni(CIO4)2-6H2O is hydrated…

A: Mixture is the physical combination of two or more substances, where the identities are retained and…

Q: ionic bonds involve_____ a)electrostatic attraction b)sharing electrons c)valence configuration

A: An attraction between molecules or atoms is termed as atomic or molecular bond. They are of many…

Q: Fluorine has an atomic number of 9. Which of the following is true of fluorine? D A. It will lose an…

A: It will gain an electron to become an anion. Cations are positively charged species. Anions are…

Q: Which statement about carbon is true? Group of answer choices Carbon has 4 valence electrons. Carbon…

A: Carbon is unique element because it is able to form covalent bonds with up to 4 items at one time.

Q: bonding. A bond is a connection between two atoms, created when atoms either share electrons to form…

A: Bonds are attraction between atoms, ions, or molecules that are required for the formation of…

Q: The slight positive charge of a hydrogen atom in one water molecule is drawn to the slight negative…

A: Opposite charges attract one another.

Q: Atoms are incredibly tiny, so small that most microscopes can't even see them, but atoms themselves…

A: Atom: Atom is the smallest unit of matter. It is the basic building block of matter. Atom possesses…

Q: Which of the following elements is mismatched with its properties or function? (a) carbon—forms the…

A: Answer : All of the above are correctly matched.

Q: Which of the following bond/s results from a sharing of electron(s) between atoms ? [MA} ionic bond…

A: 1) Water:  it is essential for life. water is the most abundant substance in the living cell. It is…

Q: Noncovalent bonds include all of the following except: a. van der Waals interaction b. ionic bonds…

A: Non-covalent bond is a type of chemical bond that does not involve in sharing of electrons whereas…

Q: Consider an electron transition from n = 3 to the n = 2 energy level in a hydrogen atom resulting in…

A: The electrons of hydrogen atoms revolve around their nucleus. They occur as a set of electrons with…

Q: Of the bonding forces between atoms and molecules, which are strongest?a. hydrogen bondsb. bonds…

A: Polar Molecules are molecules that contain positive and negative charges. Charged molecules also…

Q: Bonds between like/similar atoms (e.g. as in H2) are always: a. polar covalent bonds b. ionic bonds…

A: The correct option is d no polar covalent bond

Q: How is a covalent bond formed?    A. two atoms share two pairs of electrons B. two atoms share two…

A: Bonds are interaction between chemical species like atoms , molecule or ions to form a stable…

Q: The partial negative charge at one end of a water molecule is attracted to the partial positive…

A: A chemical compound is formed when two or more different atoms chemically bond together. Carbon…

Q: What is an alloy? A. A compound of two metals B. An element of two metals C. A mixture of two metals…

A: Answer-  C. A mixture of two metals.

Q: Which element is a metal? A. C B. Rn C. CI D. Cr

A: The classification of chemicals into different groups and understanding their properties individual…

Q: Which is true about carbon atoms? a. Each of the orbitals in the second shell has one electron in…

A: Carbon atomic number is 6 which represent the number of electrons and it is non-metal. It has 6…

Q: Which of the following bonds and properties are correctly matched? (a) ionic bonds; are strong only…

A: Answer : B) hydrogen bonds; are responsible for bonding oxygen and hydrogen to form a single water…