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Assessment

Quiz

Chemistry

8th Grade

Practice Problem

Easy

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Used 1+ times

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7 questions

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1.

OPEN ENDED QUESTION

30 sec • Ungraded

NAME-

Evaluate responses using AI:

OFF

2.

OPEN ENDED QUESTION

30 sec • Ungraded

ROLL NUMBER-

Evaluate responses using AI:

OFF

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1. ________________ of a substance is a symbolic representation of its one molecule

EMPIRICAL FORMULA
ATOMICITY
MOLECULAR FORMULA
NONE

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2. Molecular formula of Magnesium chloride is

MgCl
MgCl2
MgCl3
MgCl4

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

3. Formula of Aluminium oxide is

Al2O5
Al2O
AlO5
Al2O3

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

4. What is the name of HNO3?

NITROUS ACID
NITRIC ACID
NITRO ACID
DINITRIC ACID

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

5.Formula of vinegar is

CH3COOH
CH2COOH
CHCOOH
NONE