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Subject: Chemistry, asked on 18/12/15

Why BeSO4 and MgSO4 are soluble in water.

Subject: Chemistry, asked on 15/12/15

How is BaCl2 prepared? Give the reaction involved.

Subject: Chemistry, asked on 15/12/15

Why Li is a strong reducing agent in spite of its high ionization enthalpy?

Subject: Chemistry, asked on 31/10/15

why does Lireact slowly with water even if its hydration enthalpy is more

Subject: Chemistry, asked on 10/10/15

Are "all" reactions in s,p-block elements should be exactly learnt for jee..???

Subject: Chemistry, asked on 2/10/15

Give reason:
1) BeCl2 is soluble in organic solvents .
2) Enthalpy of hydration of alkaline earth metals decreases down the group.

Subject: Chemistry, asked on 27/6/15

WHY peroxide of Be is not known?

Subject: Chemistry, asked on 26/6/15

why standard solution of NaOH is left in air loses its strenth

Subject: Chemistry, asked on 26/5/15

can you plz send me this yea'rs board question paper of computer science in python language.

Subject: Chemistry, asked on 15/5/15

correct order of IP1 is
(1) Na >Al
(2) Mg> Al
(3) Ga> Ca
(4) Mg >Be

Subject: Chemistry, asked on 5/5/15

is dere any -ve marking in upmt?

and how is the exam level?

Subject: Chemistry, asked on 8/4/15

The alkali metas form salt-like hydrides by the direct synthesis at elevated temperatures.The thermal stability of these hydrides decreases in which of the following order? a)NaH>LiH>KH>RbH>CsH b)LiH>NaH>KH>RbH>CsH c)CsH>RbH>KH>NaH>LiH d)KH>NaH>LiH>CsH>RbH

Subject: Chemistry, asked on 8/4/15

Which of the following oxides is not expected to react with sodium hydroxide? a)CaO b)BeO c)B2O3 d)SiO​2. PLEASE EXPLAIN WHICH OPTION IS RIGHT CHOICE.

Subject: Chemistry, asked on 12/3/15

Explain the formation of hydrate by lithium unlike other alkali metals.

Subject: Chemistry, asked on 12/3/15

Explain ion-dipole interactions in hyrdration. don't provide links answer fast

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