do you think that the elements X and Y are metals or nonmetals lastly,  In terms of the activity series, use the Eo values given to decide whether X and Y can be considered to be active or less active elements. Please give your reasoning.

Q: 17. Which of the following pairs of oxides will react with both dilute acid and alkali to form…

A: This is an acid base reaction

Q: True

A: A statement is given and asked that the given statement true or false.

Q: 9.- Select the chemical process that represents the second ionization of silver. a) Ag(s) → Ag²(g) +…

A: We have to write the chemical process that represents the second ionization of silver.

Q: Boron is difficult to obtain in its pure form because of its: (a) high meltir point. (b) very…

A: Metals are the electropositive elements.

Q: What associated anion do Ag+, Fe3+, Cu2+, Ba2+, Pb2+, and Na+ have? And what is the formula of this…

A: Given: some ions are given  To find: Anion associated with it Solution: Ions are formed by loosing…

Q: Reasoning: Why does reactivity increase down Group 1? Answer the following questions to help you as…

A: The periodic properties defines the atomic properties like atomic radius, reactivity order, nuclear…

Q: Use the periodic table to classify each element as a main-group metal, a transition metal, an…

A:

Q: What is lithium?

A: Pure substances that are made up entirely of atoms and have the same number of protons in their…

Q: conducting electrons O free electrons O band electrons O valence electrons

A:

Q: Why is chlorine a halogen

A: Given question is : Why is chlorine a halogen = ?

Q: LEAST reactive on the table below: Ag, Cu, Fe, H, Mg, Ni, Pb, Sn, Zn…

A:

Q: the

A: When one electrons removed from the isolated gaseous atom and atom converted into cation formed then…

Q: Write the balanced equation of aluminium reacting with water and lithium atom reacting with water

A: To find: Balanced equation of the aluminum reacting with water and lithium reacting with water

Q: Why are almost all metals in nature found as ionic compounds in ores instead of being in the pure…

A: A question about the properties of metals, which is to be accomplished.

Q: ) i)  options:  dehydrating agent                       steel production…

A: Answer to question 2 as asked, is being given:

Q: It is possible to define metallic character as we do in this bookand base it on the reactivity of…

A: First Ionisation Enthalpy of Silver (Ag) is 731 kJ/mol and that of Manganese (Mn) is 717.4 kJ/mol…

Q: Which oxide is acidic.  Calcium oxide Copper oxide Magnesium oxide  Or sulphur oxide

A: Acidic oxide:- It is an oxide that produces an acidic solution of mixing with water.

Q: Among the elements B, Al, C and Si(a) Which has the highest first ionization enthalpy?(b) Which has…

A: (a) Which has the highest first ionization enthalpy? Carbon The reason for this is Carbon is having…

Q: Rank the halogens by oxidizing strength and the halide ions by reducing strength from strongest to…

A: A question based on reduction potential, which is to be accomplished.

Q: Which of the following statement is untrue regarding halogen? Can exhibit multiple oxidation state…

A: Group 17th or the second last group of the periodic table is known as the halogen group.

Q: Choose one group of representative elements (main group elements) and discuss its chemistry by…

A: The chemically active elements whose outer orbitals are not completely fulfilled is known as…

Q: Why is zinc not regarded as a transition element?

A: Transition metal has incomplete d subshell in one or more than one oxidation state.

Q: You are investigating the reactivity of magnesium. a) Draw a box diagram to show the electron…

A: a) Electronic configuration of Magnesium is, 1s2 2s2 2p6 3s2     b) Chemical formula of Magnesium…

Q: When a nonmetal oxide reacts with water, it forms an oxoacid with the same oxidation number as the…

A: Hi, since you have posted questions that has multiple subparts. We will answer the first three…

Q: Generally in which direction on the periodic table does the ionic radius tend to decrease?

A:

Q: Quarks...: combine to make hadrons, have fractional charge and come in six flavours     combine to…

A: One of the most fundamental or elementary unit of matter are quarks.

Q: Why is the ion of lead found in both Group 1 and Group 2? Please have an in-depth explantion thank…

A: Analytical chemistry involves the separation, identification, and the quantification of matter. In…

Q: In which direction on the periodic table does metallic character increase?

A: Metallic character is the tendency to lose the electrons.

Q: TRUE OR FALSE: Group 14 elements are gases at room temperature and pressure

A: Carbon silicon germanium tin lead are group 14 elements

Q: What is the balanced net ionic chemical equation between I2 (aq) and Na2S2O3 (aq)?

A: The balanced net ionic chemical equation between iodine (I2) and sodium thiosulfate (Na2S2O3)…

Q: Differentiate between metal and non-metal on the basis of their chemical properties.

A: Metals are lustrous and opaque elements which are good conductor of heat as well as electricity. And…

Q: Given the physical properties of the following elements at room temperature, classify each one as…

A: This answer is based on the physical properties of various elements at room temperature and their…

Q: Based on their electron shell configurations, give an explanation for why all halogens in ionic…

A:

Q: Write the complete electron configuration for iron and draw the energy level diagram. Explain how…

A: Electronic configuration of an atom is defined as the filling of electrons in increasing order of…

Q: What is the net ionic equation of Na(s) + HCl(l) and Mg(s) + HCl(l)?

A: Magnesium metal reacts with hydrochloric acid and displaces hydrogen atom from acid to produce…

Q: What are classifications of iodine? Mark all that apply Halogen Nonmetal Metal Group 17 Transition…

A: We know that, Atomic no. of iodine= 53

Q: 19. Which one of the following reactions represents the first ionization energy of bromine? a. Br(1)…

A: Ionization energy is defined,the amount of energy required to remove an electron from an isolated…

Q: Hello, sorry I think I was a bit bland with the question. In the periodic descriptions attached…

A: A question based on periodic properties that is to be accomplished.

Q: 4. This question concerns the d-block elements, Sulphur, Nitrogen and Group IV elements,. (a) (i)…

A: 4a.(i) The d-block element and transition metal are differentiated on the fact that, the d-block…

Q: which element is most commonly bonded to the acidic hydrogen?

A:

Q: Which equation correctly represents the first ionization of calcium? Group of answer choices Ca (g)…

A:

Q: Is Gd considered a F-block element, main group element, transition metal, or halogen? main group…

A: Gd is an atomic symbol of the Gadolinium element and has an atomic number of 64. Gadolinium is a…

Q: Explain why the melting point increases as the atomic number increases.

A: Since we know that melting point of any atoms or molecules depends upon the intermolecular force…

Q: The characteristics of two different types of reactions are shown below: Reaction A: Protons are…

A: ii) Valence electrons are involved in Reaction B but not in Reaction A. True

Q: Q2. Fill in the table Element Sulfur Aluminum Carbon (graphite) Magnesium Copper lodine Iron…

A: We are given different elements(metals and nonmetals), and we have to find their atomic symbol,…