Nonmetals

Question 1

When looking across the periodic table from left to right, which of these groups are the first to contain nonmetals?

Revolt · Accepted Answer

group 14

Question 2

Where are the most reactive nonmetal elements found on the periodic table?

Revolt · Accepted Answer

at the top of group 17

Question 3

Which element is likely to be the most reactive?

Revolt · Accepted Answer

fluorine (F)

Question 4

What property do all of the group 18 elements have that makes them stand out from other elements?

Revolt · Accepted Answer

They are very unlikely to bond with any element, whether it is metallic or not.

Question 5

Krypton is named after the Greek word that means “secret.” Which explains why krypton was most likely given this name?

Revolt · Accepted Answer

Krypton is a noble gas, so it was difficult for chemists to find it, as though it was a secret.

Question 6

Eriq, a chemist, is running tests with four unknown elements. He has found that they all bond the same way, so he knows that they are in the same group on the periodic table of elements. The table shows other properties that Eriq observed.

Revolt · Accepted Answer

17.

Question 7

Which element has a complete valence electron shell?

Revolt · Accepted Answer

argon (Ar)

Question 8

Looking at the same nonmetal group on the periodic table, how does the reactivity of an element in period 2 compare to the reactivity of an element in period 4?

Revolt · Accepted Answer

The period 2 element would be more reactive because the attractive force of protons is stronger when electrons are attracted to a closer electron shell.

Question 9

Which compound forms a powerful acid and also contains a halogen?

Revolt · Accepted Answer

HBr

Question 10

Of these nonmetals, which one is likely to be the least reactive?

Revolt · Accepted Answer

sulfur (S)

Nonmetals Answers

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