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Ca + H(2) O to...

`Ca + H_(2) O to`

A

7

B

3

C

4

D

5

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The correct Answer is:
A
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Be_2 C + H_2 O to BeO + X CaC_2 + H_2 O to Ca(OH)_2 + Y , then X and Y respectively-

Identify the types of reactions represented by the following equations : (i) CuSO_(4) +2NaOH to Cu(OH)_(2) + NaSO_(4) (ii) CaO +H_(2)O to Ca(OH)_(2) (iii) 2H_(2)s +SO_(2) to 3S +2H_(2)O (iv) Zn +2AgNO_(3) to Zn(NO_(3)) +2Ag (v) Ca(OH)_(2) +2HCI to CaCI_(2) +2H_(2)O

Complete the following : (i) Ca + H_(2)O (ii) Ca(OH)_(2) + Cl_(2) (iii) BeO + NaOH (iv) BaO_(2) + H_(2)SO_(4)

NARAYNA-S-BLOCK ELEMENTS-LEVEL-V
  1. CaCO(3)+HNO(3)toproducts

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  2. Aqueous solution solution of BeCl(2) is:

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  3. Ca + H(2) O to

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  4. Be(2)C+H(2)OtoH(2)Oto Be(OH)(2)+[X],"''X''"is :

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  5. At high temperature, nitrogen combines with CaC(2) to give :

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  6. Compounds of alkaline earth metals are less soluble in water than the ...

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  7. A solution turns red litmus blue, its pH is likely to be

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  8. Beryllium has less negative value of reduction potentials compared to ...

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  9. The incorrect statement is

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  10. The pair of amphoteric hydroxides is

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  11. Chemical A is used for water softening to remove temporary hardness. A...

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  12. Which of the following statements is wrong about BCl(3) ?

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  13. Which one of the following orders presents the correct sequence of the...

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  14. Which one of the following alkaline earth metal sulphates has its hydr...

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  15. Which of the following has maximum ionisation energy ?

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  16. Which of the following is incorrect statement ?

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  17. The metallic salt (XY) is soluble in water. (a) When the aqueous sol...

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  18. Which of the following are not ionic compounds ? (i) CaCl(2) (ii) ...

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  19. Which of the following metal reacts with cold H(2)O with the evolution...

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  20. Baking powder used to make cake is a mixture of starch, NaHCO(3) and C...

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