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CHEMICAL FORMULAS & COUNTING ATOMS

Authored by Jana DeLoach

Science

8th Grade

NGSS covered

Used 74+ times

CHEMICAL FORMULAS & COUNTING ATOMS
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55 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many Magnesium are in 10MgCl2?

10
5
20

Tags

NGSS.MS-PS1-1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many Sodium (Na) are in 6NaCl?

1
12
6

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many elements are in C6H12O6?

1
2
3
4

Tags

NGSS.MS-PS1-1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many atoms are there TOTAL in:
H2SO4

6
5
7
3

Tags

NGSS.MS-PS1-1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Number of N in (NH₄)₂CrO₄

1
2
8
16

Tags

NGSS.MS-PS1-1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

(Element or Compound)
       C2H8O 

Element
Letters
Numbers
Compound

Tags

NGSS.MS-PS1-1

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

A subscript is the small number below a(n) ________ that tells the number of _______ of that element.

element symbol; atoms
atom; element symbol
subscript; protons
compound; elements

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