Which groups in the periodic table contain metals, nonmetals, and metalloids?

Q: Which of the following lists contain an alkali metal, a halogen and a metalloid (semi-metal) in that…

A: In the periodic table, alkali metals are Group-1 elements.  Halogens are Group-17…

Q: Fill in the following table about atomic number, mass number, protons, neutrons, and electrons for…

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Q: Determine the number of protons, number of electrons, number of neutrons, atomic number, and mass…

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: What atoms are in period 4, group 6A? What atom is in period 2, group 6A?

A: The periodic table is a tabular display of the chemical elements which are arranged by atomic…

Q: Write isotopic symbols in the form zXA for each isotope. the argon isotope with 22 neutrons

A: Different forms of same element which have different mass number (A) and same atomic number (Z).…

Q: Describe the process of Thomson’s Measurement of the Charge to-Mass Ratio of the Electron?

A: Thomson measured and calculated the ratio of e/m, i.e. electrical charge (e) to mass (m) of an e- by…

Q: Which of the following elements would you expect to have properties most similar to those of…

A: Given elements: a) Cu b) F c) Na d) Cr e) S

Q: Sulfur Chlorine What is the name of this atom? Argon Potassium

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Q: Is the statement consistent with Rutherford’s nuclear theory as it was originally stated? Why?…

A: The basic unit of matter is called atom. Various theories were given to explain structure of atom.…

Q: Determine the number of protons and electrons in each of the following. Enter your answers…

A: Number of protons = Atomic number of the element

Q: Write the symbol for element and classify it as a metal, nonmetal, or metalloid.tin

A: The elements which lie on the left side or middle of the periodic table are classified as metals.…

Q: An element has an atomic number of 35. If an atom of that element is in a form wherein it has a…

A: The given element has atomic number 35. If the element has -1 charge, it means that there is…

Q: The atom of an element has the symbol give the number of protons and electrons in it.

A: A neutral atom must contain the same number of positive and negative charges, so the number of…

Q: The most common ions for silver, zinc, and scandium areAg+, Zn2+, and Sc3+. Locate the boxes in…

A: Location of ions has to be given.

Q: You have made up a new non-metal element, Lolium, and produced a gaseous compound from it with a…

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Q: in which groups of the periodic table would you find metalloids?

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Q: Does any element with Z ≤ 92 match the description? A halogen with a lower atomic number than…

A: The question is asking if there is a halogen element with an atomic number (Z) less than or equal to…

Q: LKuipor Bek asderolch Jupiter Mércúry Venus * Uranus Saturn Mars Earth Ceres Neptune Jupiter Pluto…

A: Dwarf planet : Dwarf planet is a celestial body orbiting a star that is massive enough to be rounded…

Q: elements as a metal, non metal or metalloid

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Q: the ion with a 3+ charge, 28 electrons, and 40 neutrons

A: in an atom there is nucleus at the centre and electrons are revolving around the nucleus. Charged…

Q: What type of Ion should the element Francium (Fr) make and what charge? What about Sulfur (S)?

A: Given To know ionic charge of Francium(Fr) abd Sulfur(s).

Q: In this following activity, use the pictures of each element and your research about the properties…

A: Given : We have to arrange the given compound in the group.

Q: An atom of gadolinium has an atomic number of 64 anda mass number of 153. How many electrons,…

A: Gadolinium element belongs to the F-block element with the atomic number 64 and atomic mass 153 g.…

Q: In dating geological samples, scientist compare the ration rubidium-87 to strontium-87. Give the…

A: The atomic number is the number of protons in the nucleus of an atom. In an electrically neutral…

Q: Choose one element on the periodic table and get all its isotopes, proton-rich isotopes, and…

A: Since the isotopes of an element have the same atomic number and have a different atomic mass.

Q: Why are some elements metalloids

A: Step 1: Elements are classified as metalloids because they exhibit properties that are intermediate…

Q: What is the charge of an element that contains 38 protons, 36 electrons, and 38 neutrons?

A: An atom is mainly composed of three sub-particles; electrons, protons and neutrons. These particles…

Q: Two substances are sitting on a lab bench in separate containers, at room temperature. Substance A…

A: Substance A, a non-reactive, colorless gas, could potentially belong to the noble gases group or…

Q: The element gallium (Ga, Z = 31) is what type of element

A: Atomic number of Gallium(Ga) is 31.Electronic configuration is [Ar] 3d104s24p1.It is a p- block…

Q: How can iodine (Z=53) have a higher atomic number yet alower atomic mass than tellurium (Z=52)?

A: lodine (Z=53) has a higher atomic number than tellurium (Z=52). But the atomic mass of iodine is…

Q: Name the element which has 26 electrons, 29 electrons, 26 protons

A: General way of element presentation:. AxZ where z is no. Of protons A is no. Of neutrons+protons

Q: they all have different mass numbers. And the reason for having different mass numbers should be due…

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Q: 31 15

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Which of the following element labels is incorrect?     O, F, Cl non-metal     Ne, Ar, Kr halogen…

A: Given,  The following elements which is incorrect labels are:

Q: Finding atomic mass from isotope mass and natural abundance A robot spacecraft returned samples from…

A: Tin (Sn) is a chemical element found on the periodic table with the atomic number 50 and the symbol…

Q: An American penny is 97.5% zinc and 2.5% copper and hasa mass of 2.5 g. Use the approximation that a…

A: Given, An American penny is 97.5% zinc and 2.5% copper and has a mass of 2.5 g. Use the…

Q: what are metalloids?

A: given,Metalloids

Q: An isotope has a mass number of 13 and an atomic number of 6. How many neutrons does this isotope…

A: Number of neutrons =  Mass number - Atomic Number

Q: You have been asked to synthesize a new isotope for cadmium. Which part of the original atom would…

A: Isotopes of an element have the same atomic number but different mass numbers.

Q: The symbol and atomic number of the lightest metalloid in Group 4A are:

A: Silicon (Si) is the lightest metalloid of Group lVA and its atomic number is 14.