Question 1

Match the following symbols to their elements.

Question 2

Elements are said to be in the same ______ if they are in the same column of the periodic table.

Accepted Answer

group

Question 3

Place these elements in order of decreasing relative atomic mass.

Question 4

Elements in a group have similar physical properties. What is meant by a physical property?

Accepted Answer

Features that can be observed without changing the substance itself.

Answer

Features of the way a substance reacts with other substances.

Question 5

What type of category best describes Group 1 elements?

Accepted Answer

reactive metals

Answer

transition metals

Answer

halogens

Answer

noble gases

Answer

non-metals

Question 6

Which Group 1 element has 55 protons, 55 electrons and 78 neutrons?

Accepted Answer

Cs

Answer

Fm

Answer

Pt

Answer

Mn

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