1.  Francium

2.  Calcium

3.  Magnesium

4.  Potassium

4
Correct Answer :

Calcium


Explanation :
No Explanation available for this question

1.  Li+

2.  Na+

3.  K+

4.  Cs+

4
Correct Answer :

Cs+


Explanation :
No Explanation available for this question

1.  NaHCO3

2.  Na2CO3

3.  NaCl

4.  NH4Cl

4
Correct Answer :

Na2CO3


Explanation :
No Explanation available for this question

1.  Oxide

2.  Peroxide

3.  Superoxide

4.  Epoxide

4
Correct Answer :

Peroxide


Explanation :
No Explanation available for this question

1.  LiOH

2.  KOH

3.  NaOH

4.  Mg(OH)2

4
Correct Answer :

LiOH


Explanation :
No Explanation available for this question

1.  Na2CO3

2.  NaHCO3

3.  Na2O2

4.  NaCl

4
Correct Answer :

NaCl


Explanation :
No Explanation available for this question

1.  Na

2.  Rb

3.  K

4.  Li

4
Correct Answer :

Li


Explanation :
No Explanation available for this question

1.  4

2.  1

3.  3

4.  2

4
Correct Answer :

4


Explanation :
No Explanation available for this question

1.  0.86g.cm-3

2.  0.95g.cm-3

3.  0.97g/cm3

4.  0.389g/cm3

4
Correct Answer :

0.86g.cm-3


Explanation :
No Explanation available for this question

1.  Alkaline

2.  Neutral

3.  Acidic

4.  Amphoteric

4
Correct Answer :

Alkaline


Explanation :
No Explanation available for this question

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