|
Write a short note on bond angles
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0
|
1308
|
October 20, 2016
|
|
What is 'crystal lattice'?
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0
|
497
|
October 20, 2016
|
|
Why ionic compounds are good electrolytes?
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0
|
1567
|
October 20, 2016
|
|
Why a molecule of hydrogen is more stable than the uncombined atoms?
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0
|
1192
|
October 20, 2016
|
|
How do you know the valence of a non-metal?
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0
|
659
|
October 20, 2016
|
|
What is ionisation ? Give one example
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0
|
1102
|
October 20, 2016
|
|
In case of ionic substances, a more appropriate term is formula weight, rather than 'molecular weight'. Why?
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0
|
1829
|
October 20, 2016
|
|
What are Lewis structures?
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0
|
479
|
October 20, 2016
|
|
Why a large amount of energy
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1
|
570
|
October 20, 2016
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Write a short note on octet rule with example
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0
|
1469
|
October 20, 2016
|
|
Write about VSEPR theory
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0
|
658
|
October 20, 2016
|
|
Bring out the differences between ionic and covalent bonds
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0
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8317
|
October 20, 2016
|
|
Write about Hydrogen bond'
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0
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496
|
October 20, 2016
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Distinguish between a sigma and a pi bond
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0
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4444
|
October 20, 2016
|
|
Can you suggest an experiment
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1
|
719
|
October 20, 2016
|
|
What are the important characteristic features of hybridisation?
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0
|
5325
|
October 20, 2016
|
|
What is hybridisation?
|
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0
|
1235
|
October 20, 2016
|
|
Collect the information about properties and uses of covalent compounds and prepare a report
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0
|
21558
|
October 20, 2016
|
|
Explain the formation of the following molecules using valence bond theory
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1
|
13011
|
October 20, 2016
|
|
How Lewis dot structure helps in understanding bond formation between atoms?
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0
|
2397
|
October 20, 2016
|
|
Predict the reasons for low melting point for covalent compounds when compared with ionic compound
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|
0
|
4059
|
October 20, 2016
|
|
A, B and C are three elements with atomic numbers 6, 11 and 17 respectively
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0
|
6075
|
October 20, 2016
|
|
Explain the formation of sodium chloride
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|
1
|
6685
|
October 20, 2016
|
|
What is octet rule?
|
|
1
|
2422
|
October 20, 2016
|
|
Represent each of the following atoms using Lewis notation :
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|
1
|
3025
|
October 20, 2016
|
|
Represent the molecule $H _{ 2 }O$ using Lewis notation
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|
0
|
994
|
October 20, 2016
|
|
Draw simple diagrams to show how electrons are arranged in the following covalent molecules :
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|
1
|
7423
|
October 20, 2016
|
|
How bond energies and bond lengths of molecule helps us in predicting their chemical properties?
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1
|
6141
|
October 20, 2016
|
|
Why do only valence electrons involve in bond formation?
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|
1
|
6046
|
October 20, 2016
|
|
A chemical compound has the following Lewis notation :
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0
|
3845
|
October 20, 2016
|