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挑战化学2:原子团和其化合价

Authored by Sheng Hao Tan

Chemistry

7th - 9th Grade

Used 34+ times

挑战化学2:原子团和其化合价
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

哪个原子团带+1的化合价?

铵根离子

氢氧根离子

硝酸根离子

碳酸氢根离子

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

哪个原子团带-3的化合价?

硝酸根离子

硫酸根离子

碳酸根离子

磷酸根离子

3.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

碳酸根离子的化合价

(a)  

4.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

硫酸根离子的化合价

(a)  

5.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

硝酸根离子的化合价

(a)  

6.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

氢氧根离子的化合价

(a)  

7.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

碳酸氢根离子的化合价

(a)  

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