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SUPER

University

Chemistry

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4 years

SUPER

Chemistry

University

Chemistry quiz 1

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4 questions

4 questions

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1. Multiple Choice
20 seconds
1 pt
What is the bond angle in ethane molecule?
90 $\degree$
109 $\degree$ .28 $'$
120 $\degree$
180 $\degree$
2. Multiple Choice
10 seconds
1 pt
Which of the following belongs to +I group?
-OH
-OCH₃
-COOH
-CH₃
3. Multiple Choice
10 seconds
1 pt
How many atoms of Nitrogen are in this molecule?
3
2
0
1
4. Multiple Choice
10 seconds
1 pt
How many neutron are in the atom "K"?
7
2
39
12
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