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MODERN PUBLICATION-p-BLOCK ELEMENTS-EXERCISE
- Answer the following question in one word- Name one alloy that is used...
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- Answer the following question in one word- Bella of school and temples...
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- Express 1123 in roman numbers.
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- Express 1124 in roman numbers.
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- Why does ammonia act as a lewis base?
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- Bond angle in NH4^+ is more than that in NH3.
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- Arrange the following in the order of property indicated against set ...
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- Arrange the following in the order of property indicated against set ...
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- Account for the following: PCl5 is more covalent than PCl3 .
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- Express 1160 in roman numbers.
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- Express 1125 in roman numbers.
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- Bi (V) is a stronger oxidising agent than Sb (V). Why ?
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- Answer the following question in one word- Coins we use are made up of...
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- Answer the following statement in one word- Various idols and parts of...
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- Draw the molecular structure of the following : XeF4
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- Draw the structures of the following compound : N2O5
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- Write the structural difference between white P and red P.
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- Explain: Electron gain enthalpy of chlorine is more negative than fluo...
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- Given reason: H3PO4 is triprotic acid but H3PO3 is diprotic acid. Why?
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- Give two methods of preparation of dioxygen in laboratory and give its...
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