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concentrated H2 SO4 can be used to dry w...

concentrated `H_2 SO_4` can be used to dry which gas ?

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State True or false : concentrated H_(2)SO_(4) can not be used for drying H_(2) ?

Anhydrous CaCl_(2),P_(4)O_(10) or concentrated H_(2)SO_(4) can not be used as drying agent for ammonia.Why ?

a. Which isotpe of hydrogen is used as a tracer in organic reactions.? b.Concentrated H_(2)SO_(4) cannot be used for drying H_(2) . Why? c. The electrolysis of water of manufactures H_(2) gas is always carried out in presence of acid (H_(2)SO_(4)) or alkali (KOH) , yet no SO_(4)^(2-) or K^(o+) are discharged. Why?

Concentrated H_(2)SO_(4) cannot be used to prepare HBr from NaBr , because it ,

Why conc. H_2 SO_4 cannot be used to dry hydrogen sulphide ?

An alcohol X on heating with concentrated H_(2)SO_(4) gives an alkene Y which can show geometrical isomerism . The alcohol X is

Ethanoic acid reacts with ethanol in the presence of concentrated H_2 SO_4 , so as to form a compound and water. The chemical reaction which takes place is called _______. (dehydration/hydrogenation/esterification)

Concentrated H_(2)SO_(4) can't act as a // an

The role of concentrated H_(2) SO_(4) in the esterification process is :

Give reason for the following : (a) Conc. H_2 SO_4 cannot be used for drying H_2 . (b) KMnO_4 should not be dissolved in conc. H_2 SO_4 .

RESONANCE ENGLISH-P BLOCK ELEMENTS-Exercise 1 part 1 subjective ques
  1. Why does H3PO3 act as a reducing agent but H3PO4 does not?

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  2. What happens when white phosphorus is boiled with a strong solution of...

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  3. What happens when PCl(5) is heated?

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  4. Why does PCl(3) fume in moisture ?

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  5. Write the chemical reactions of P(4)O(6) with cold and hot water.

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  6. Mg3 N2 on reaction with water gives off NH3, but MgCl2 on reaction wit...

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  7. Write balanced equation for the following : Phosphorus is treated wi...

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  8. Compare the radii of two nuclei with mass number 27 and 8 respectively...

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  9. Compare the radii of two nuclei with mass number 8 and 125 respectivel...

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  10. Explain why the liquid oxygen sticks to the magnet pole but liquid nit...

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  11. Which allotropic form of sulphur is thermodynamically stable at room t...

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  12. On moving down the group forms H(2)S to H(2)Te acidic strength increas...

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  13. Hydrolysis of one mole of peroxodisulphuric acid produces

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  14. is sulphur S(2) is paramagnetic in nature and why ?

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  15. State True or false : concentrated H(2)SO(4) can not be used for dry...

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  16. Consider the following molecules : H(2)O ,H(2)S ,H(2) Se ,H(2)Te A...

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  17. Describe the action of heat on the following compounds: NH(4)NO(3)

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  18. Describe the action of heat on NaHSO(3)

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  19. concentrated H2 SO4 can be used to dry which gas ?

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  20. Compare the radii of two nuclei with mass number 1 and 125 respectivel...

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