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MODERN PUBLICATION-p-BLOCK ELEMENTS-EXERCISE
- Express 1136 in roman numbers.
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- Express 1137 in roman numbers.
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- What is tailing of mercury ?
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- All the five bonds in PCl5 are not equivalent justify.
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- H3PO2 is monoprotic acid. Explain.
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- Halogens have maximum negative electron gain enthalpy in the respectiv...
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- How will ozone oxidise the following : Copper sulphide to copper sulph...
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- How will ozone oxidise the following : Potassium manganate to potassiu...
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- Answer the following statement in one word- In aviation engineering, a...
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- Answer the following question in on word- Name one alloy which is made...
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- Which are the two food sources that contain carbohydrate in them?
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- Why is H3PO3 diprotic in nature ? Draw structure.
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- Why is HNO2 not stable.
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- Complete the following reaction : NaOH (hot, conc.) + Cl2(g) rarr
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- Explain- Composition of ammonal.
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- Complete the following reaction : NH3+ Cl2 (excess) rarr
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- Answer the following question in one word- A mixture of solution of co...
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- When HCI reacts with finely powdered iron, it forms ferrous chloride a...
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- What are interhalogen compounds ? Give example.
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- What are the interhalogen compounds ? Why are these more reactive than...
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