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A fire work gave bright crimson light. I...

A fire work gave bright crimson light. It probably contain an element of

A

Ca

B

Sr

C

Ba

D

Mg

Text Solution

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The correct Answer is:
B
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NTA MOCK TESTS-JEE MOCK TEST 23-CHEMISTRY
  1. Which reaction does not occur in reduction process.

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  2. Percentage loss in mass, when NaHCO(3)(s) is heated in open vessel 2Na...

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  3. A fire work gave bright crimson light. It probably contain an element ...

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  4. The gas produced by the passage of air over hot coke is

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  5. Which amongst the following has zero magnetic moment ?

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  6. The correct statement is

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  7. Incorrect matches is

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  8. The ppi-ppi bond is present in

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  9. The decreasing order of rate of reaction for the following compounds t...

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  10. A benzenoid organic compound A(C(8)H(8)O) gives B and white crystallin...

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  11. Find the last product [D] in reaction sequence C(6)H(5)CHO+CH(3)-ove...

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  12. Major product

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  13. Which of the following compound do not undergo enolisation?

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  14. Arrange the following resonating structures in order of increasing sta...

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  15. Major product of the reaction is

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  16. Calculate DeltaH when 2 moles of solid benzoic acid undergo complete c...

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  17. For the reaction, A+2B rarr C, the differential from of the rate law i...

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  18. A 5.25% solution of a substance is isotonic with a 1.5% solution of ur...

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  19. The ionization constant of a weak electrolyte is 25 xx 10^(-6) while t...

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  20. 0.5g of an organic compound on Kjeldahl's analysis gave enough ammonia...

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