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Physical Science Midterm Part 2

Authored by Carlene Holt-Gray

Science

5th Grade

NGSS covered

Used 6+ times

Physical Science Midterm Part 2
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12 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If Tungsten has an atomic mass of 74 and a mass number of 184, how many neutrons does it have.

a. 74

b. 258

c. 110

d. 184

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The region around the nucleus occupied by electrons is a(n) ______________________________.

a. period

b. electron dot diagram

c. group

d. electron cloud

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why do the noble gases almost never combine to form compounds?

a. because they are very unstable

b. because they are ionic bonds

c. because they are very stable

d. because they are transition elements

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

__________ bond: the force of attraction between a + ion and a - ion in an ionic compound.

a. Covalent

b. Nonpolar

c. Ionic

d. Polar

Tags

NGSS.HS-PS1-3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A charged particle is known as a(n) ____________.

a. plasma

b. gas

c. ion

d. neutron

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The attraction that forms between atoms when they share electrons is known as a(n) ______ bond.

a. ionic

b. covalent

c. simple

d. net

Tags

NGSS.HS-PS1-1

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The sum of the oxidation numbers in a neutral compound is always ______________.

a. one

b. a positive number

c. zero

d. a negative number

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