Course

Microbiology

Study Pack

Set 2 The Chemistry Of Biology

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Question 1

(Multiple Choice)

Free
Isotopes are atoms of the same element that differ in their

A)neutron number.
B)electron number.
C)proton number.
D)atomic number.
E)chemical properties.

Answer

Question 2

(Multiple Choice)

Free
What would be the valence number of electrons in the sulfur atom 3216S?

A)2
B)6
C)8
D)16
E)32

Answer

Question 3

(Multiple Choice)

Free
Anything that occupies space and has mass is called

A)an electron.
B)living.
C)matter.
D)energy.
E)space.

Answer