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CBSE COMPLEMENTARY MATERIAL-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES -2- MARKS QUESTIONS
- The reducing power of elements increases down the group but reverse is...
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- What is the formula of binary compound formed between : 1st element...
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- What is the formula of binary compound formed between : 2nd element...
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- Arrange in the following in increasing order of property indicated: ...
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- Arrange the following in increasing order of property indicated: Oxi...
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- Oxygen is more non-metallic than nitrogen but less than fluorine why ?
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- LiCl, LiBr, LiI are covalent as well as ionic why ?
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- PbCl2 is more stable than PbCl4 . Why ?
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- Magnesium and Lithium both form nitrides why ?
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- Which has least I.E. [3p^(3), 3p^(6) ,2p^(3),2p^(6)]
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- I.E. of sulphur is lower than chlorine.
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- Arrange the following in decreasing order of their electro-negativity:...
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- Element ‘A’ in group 17 (2nd period) ‘B’ in group 16 (2nd peri...
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- Element ‘A’ 13 group forms ionic compounds. Write the : Formula of i...
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- Arrange the following in their decreasing electro-positive character ...
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- Write the atomic number of element place diagonally to : Group 14, ...
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- Write the atomic number of element place diagonally to : Group 2, p...
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- Write the atomic number of element place diagonally to : Group 17, ...
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- An element has outer shell electronic configuration 4s^(2) 4p^(3) . Fi...
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- An element has outer shell electronic configuration 4s^(2) 4p^(3) . Fi...
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