What elemental trend exists in each row as we move from left to right on the periodic table?

Number of protons decreases

Number of protons increases

Chemical reactivity of metals increases

Chemical reactivity of nonmetals decreases

Cumyl chloride reacts with azide ion in water to form a mixture of an alcohol and an alkyl azide. Predict the effects of each change listed below on (i) the overall rate of reaction and (ii) the relative amounts of products A and B.

A compound composed of only sulfur and aluminum is analyzed. The mass ratio of aluminum to sulfur is found to be 1.00:1.78. Find the empirical formula of this compound. (Hint: don't forget to find the moles of each first!) Select one: a. Al2S3 b.

What is the mass of a 12.31 cm 3 piece of copper having a density of 8.96g/cm3

Does the energy go from the surrounding to the chemicals or from the chemicals to the surround in an exothermic reaction?

What's is a solid formed from liquid reactants during a chemical reaction?

What conclusion can be drawn from the statement that an element has low electron affinity, low electronegativity, and a low ionization energy?

A scientist performs an experiment in which a radium-226 (Ra-226) atom decays into radon-222 (Rn-222). The scientist concludes that some energy must have been added to the system to cause this reaction to begin.

Which suitable method can be used to separate a mixture of sand and paraffin

How many vowels does the word love have

What is silicon used for? -matches -gunpowder -glass -steel can coating