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STK2033_LU1

Authored by MengGuan Tay

Chemistry

1st - 3rd Grade

Used 10+ times

STK2033_LU1
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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Media Image

What is the oxidation state of the Co in the complex ?

+1

+2

+3

2.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Media Image

The name of the complex is bis(ethylenediamine)cobalt(I)-µ-amino-µ-hydroxobis(ethylenediamine) cobalt(I)

Ture

False

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which one of the followings is the negative charge ligand?

CO

HC≡CHHC\equiv CH  

Phenylpyridine

H2C=CH2H_2C=CH_2  

4.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

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H2OH_2O   is a negative charged ligand.

True

False

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Media Image

Name the complex.

Potassium diaquabis(oxalato)managese(I)

Potassium diaquadioxalatomanganate(I)

Diaquabis(oxalato)manganese(III) ion

Potassium diaquadioxalatomanganate(III)

6.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Media Image

When this complex dissolved in the water, the H2O can be dissociated from the Mn.

True

False

7.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Media Image

NH2 bridging ligand is neutral.

True

False

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