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NIKITA PUBLICATION-P-BLOCK ELEMENT -Competitive Exam
- Which oxide does not act as a reducing agent?
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- The strongest base is
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- Which has the lowest boiling point?
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- The correct order of the acidic nature of oxides is in the order
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- Nitrogen is relatively inactive element because is atom has a stable e...
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- Which statement is not correct for nitrogen?
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- Which of the following statement is wrong?
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- Which of the following is not correct for N2O?
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- Which of the following phosphorus is most stable?
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- The least stable hydride of 15th group elements is
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- With reference to protonic acids, which of the following statements is...
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- One of the acid listed below is formed P(2)O-(3) and the rest are form...
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- Hypophosphorus acid is
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- The number of hydroxyl group in pyrophosphoric acid is
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- Correct order of decreasing thermal stability is
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- calcium cyanamide on treatment with steam under pressure gives ammonia...
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- Which of the following has the highest proton affinity ?
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