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MBD PUBLICATION-p-BLOCK ELEMENTS-QUESTION BANK
- The reaction, 2SO2 + O2 + 2H2O rarr 2H2SO4 is an example of:
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- Which is the most basic of the following oxides:
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- Paramagnetic molecule is:
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- Acidified iodates are reduced to…..by SO2
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- Sulphurous anhydride is:
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- By passing SO2 in solution of K2Cr2O7. It turns green due to the forma...
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- In the reaction K + SO2 rarr……….. the products are:
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- Concentrated H2SO4 is not used to prepare HBr from KBr because it:
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- Sodium thiosulphate is formed when:
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- The oxide that is not reduce by hydrogen in the hot is:
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- There is an ozone layer at a height of about 29 kilometres above the s...
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- Which is not true for ozone ?
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- Oxygen differs from sulphur in:
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- The number of atoms present in one molecule of sulphur is:
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- Which oxide reacts with both HCl and NaOH ?
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- Generally H2O exists as a liquid while H2S as a gas because
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- The sulphur molecule (S8) possesses:
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- Oxide of nitrogen used as catalyst in lead chamber process for the man...
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- Chromium dissolves in dil. H2SO4 to form Cr(H2O)6^(2+). The colour of ...
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- Which is a saline oxide ?
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