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CBSE - XI Science - Chemistry - The s-Block Elements

I have problems in such problems, Please help:

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CBSE - XI Science - Chemistry - The s-Block Elements

Q)

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CBSE - XI Science - Chemistry - The s-Block Elements

what is the difference between normal cement and white cement?

Asked by sandeep_shikarkhane 13th September 2016, 4:43 PM
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CBSE - XI Science - Chemistry - The s-Block Elements

What are alkali metals? Give the name of the elements.

Asked by Topperlearning User 28th June 2016, 1:37 PM
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CBSE - XI Science - Chemistry - The s-Block Elements

What are the alkaline earth metals?

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CBSE - XI Science - Chemistry - The s-Block Elements

How do the alkali and alkaline earth metals react with oxygen?

Asked by Topperlearning User 28th June 2016, 1:35 PM
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CBSE - XI Science - Chemistry - The s-Block Elements

Why does the solution of alkali metals in ammonia is conducting in nature?

Asked by Topperlearning User 28th June 2016, 1:34 PM
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CBSE - XI Science - Chemistry - The s-Block Elements

Give method to prepare beryllium chloride. Deduce the structure of the compound.

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CBSE - XI Science - Chemistry - The s-Block Elements

Why are alkali metals soft?What is the actual reason for it being soft?
 

Asked by Navya Benny 21st March 2015, 1:25 PM
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CBSE - XI Science - Chemistry - The s-Block Elements

please explain the trends in hydration enthalpy and lattice enthalpy down  the group of both  alkali metals and alkaline earth metals.

Asked by Ibrahim Mohammed 14th January 2015, 8:43 PM
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CBSE - XI Science - Chemistry - The s-Block Elements

What is electropositive character? Why alkali metals form only monovalent ions?

Asked by Topperlearning User 12th August 2014, 1:43 PM
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CBSE - XI Science - Chemistry - The s-Block Elements

What is the common usefulness of alkali metals?

Asked by Topperlearning User 4th June 2014, 1:23 PM
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CBSE - XI Science - Chemistry - The s-Block Elements

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CBSE - XI Science - Chemistry - The s-Block Elements

Define lattice energy?

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CBSE - XI Science - Chemistry - The s-Block Elements

What is photoelectric effect?

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CBSE - XI Science - Chemistry - The s-Block Elements

Why Sr(OH)2 and Ba(OH)2 are soluble in water whereas Be(OH)2 and Mg(OH)2  are almost insoluble in water?

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CBSE - XI Science - Chemistry - The s-Block Elements

Why the hydroxides of alkali and alkaline earth metals are basic in nature? Explain the periodicity of these hydroxides.

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