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Periodic Table

Last updated 6 months ago

10 questions

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Question 1

1.

What does the atomic number represent?

Atomic mass

Number of neutrons

Mass of electrons

Number of protons

Question 2

2.

Where are electrons located in an atom?

Ion shell

Nucleus

Electron cloud

Proton cloud

Question 3

3.

What is a group in the periodic table?

Column of elements

Block of protons

Type of atom

Row of elements

Question 4

4.

What is the mass number of an atom?

Electrons only

Neutrons only

Protons only

Protons plus neutrons

Question 5

5.

Which of the following is a noble gas?

Neon

Sodium

Hydrogen

Oxygen

Question 6

6.

What is a key characteristic of metals?

Good conductors of heat

Brittle

Dull appearance

Poor conductors of electricity

Question 7

7.

How do elements in the same group compare?

Different physical states

Similar chemical properties

Same atomic mass

Same number of neutrons

Question 8

8.

Which particle has a negative charge?

Electron

Positron

Neutron

Proton

Question 9

9.

What is found at the center of an atom?

Nucleus

Mass number

Valence shell

Electron cloud

Question 10

10.

Which of these best describes a metalloids?

Same as metals

Only nonmetal properties

Only metal properties

Properties of metals and nonmetals