1.  Al, Mn, Zn and Mg

2.  Sn and mg

3.  Cu and Zn

4.  Fe, V, Ni and Cr

4
Correct Answer :

Al, Mn, Zn and Mg


Explanation :
No Explanation available for this question

1.  +2

2.  +4

3.  +6

4.  +l

4
Correct Answer :

+4


Explanation :
No Explanation available for this question

1.  Isotopes

2.  Isobars

3.  Isotones

4.  Isodiaphere

4
Correct Answer :

Isotones


Explanation :
No Explanation available for this question

1.  

2.  

3.  

4.  

4
Correct Answer :


Explanation :
No Explanation available for this question

1.  1:1

2.  10:l

3.  2:l

4.  l:10

4
Correct Answer :

10:l


Explanation :
No Explanation available for this question

1.  A ↔ B ; K=0.01

2.  R ↔ P ; K=1

3.  X ↔ Y ; K=10

4.  L ↔ J ; K=0.025

4
Correct Answer :

R ↔ P ; K=1


Explanation :
No Explanation available for this question

1.  95%

2.  50%

3.  60%

4.  25%

4
Correct Answer :

95\%


Explanation :
No Explanation available for this question

1.  HCOO-

2.  H2SO4

3.  SiF4

4.  H2S

4
Correct Answer :

SiF<sub>4</sub>


Explanation :
No Explanation available for this question

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