The weight of a metal of equivalent of 12 which will give 0.475g of its chloride is_______?

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1. A brivalent metal has the equivalent weighr of 12. The molecular weight to its oxide will be_______?

   A. 24 B. 32 C. 36 D. 40 Submitted by: Muhammad Ali Kunbhar...

2. What will be the PH of  0.01M ammonium chloride solution containing 10 mol per liter of ammonium chloride (pkb=4.76)?

   A. 5.24 B. 6.24 C. 7.24 D. 8.24  Submitted by: Said wali shah...

3. Oxygen (molecular weight = 32) diffuses at a rate of 10cm3/min under the same conditions of temperature and pressure how fast will hydrogen (molecular weight = 2) diffuse ?

   A. 20cm3/min B. 40cm3/min C. 160cm3/min D. 2.5cm3/min...

4. Butyl chloride gives possible isomers ?

   A. 2 B. 3 C. 4 D. 5...

5. Ethy1 chloride on reduction in the presence of Zn/HCI produces___________________?

   A. n. butane B. Ethanol C. Ethane D. Diethy1 ether...

6. Ethanal is prepared industrially by air oxidation of ethylene using palladium chloride as catalyst and _________ as promoter?

   A. PdCl2 B. Cu2Cl2 C. CuCl2 D. PbCl2...

7. Ammonia may be prepared by heating ammonium chloride with_______________?

   A. Water B. NaCl C. Aqueous sodium hydroxide D. H2SO4...

8. Ethyl chloride with nascent hydrogen produces_________________?

   A. methane B. ethane C. propane D. butane...

9. When two moles of ethyl chloride react with two moles of sodium in the presence of ether what will be formed ?

   A. 2 moles of ethane B. 1 mole of ethane C. 2 moles of butane D. 1 mole of butane...

10. How many moles are in 22.2 grams of Calcium chloride, CaCl2?

    A. 0.2 moles B. 0.3 moles C. 0.4 moles D. 0.5 moles Submitted by: Muhammad Ali Kunbhar...