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Chemistry final exam

Fifteen questions on all of Chemistry. Answer all 15 to see your score. Questions are drawn from a bank of 45, so every attempt is different.

0 of 15 answered

Question 1 of 15

An atom of chlorine-37 (Z = 17) has how many neutrons?

Question 2 of 15

Isotopes have the same number of:

Question 3 of 15

The electron configuration of sodium is:

Question 4 of 15

Down a group, atomic radius:

Question 5 of 15

Alpha decay of an atom lowers its atomic number by:

Question 6 of 15

NaCl is held together by:

Question 7 of 15

The shape of CH4 is:

Question 8 of 15

Which molecule is polar?

Question 9 of 15

The strongest intermolecular force in water is:

Question 10 of 15

How many moles are in 36 g of water (18 g/mol)?

Question 11 of 15

The empirical formula of H2O2 is:

Question 12 of 15

In 2H2 + O2 -> 2H2O, how many moles of water form from 3 mol O2?

Question 13 of 15

The limiting reactant determines:

Question 14 of 15

2Mg + O2 -> 2MgO is a:

Question 15 of 15

Oxidation is:

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