Extra pure `N_2` can be obtained by heating

Extra pure `N_2` can be obtained by heating
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Extra pure `N_2` can be obtained by heating A. `NH_(3) " with " CuO` B. `NH_(4)NO_(3)` C. `(NH_(4))_(2) Cr_(2)O_(7)` D. `Ba(N_(3))_(2)`
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Extra pure `N_2` can be obtained by heating

Description : Extra pure `N_2` can be obtained by heating

Last Answer : Extra pure `N_2` can be obtained by heating A. `NH_(3) " with " CuO` B. `NH_(4)NO_(3)` C. `(NH_(4))_(2) Cr_(2)O_(7)` D. `Ba(N_(3))_(2)`

Calculate the weight of lime (CaO) obtained by heating 200 kg of 95% pure limestone `(CaCO_(3))` :

Description : Calculate the weight of lime (CaO) obtained by heating 200 kg of 95% pure limestone `(CaCO_(3))` :

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What will be the volume of CO2 at NTP obtained on heating 10 grams of (90% pure) limestone [Pb. CET 2001] (A) 22.4 litre (B) 2.016 litre (C) 2.24 litre (D) 20.16 litre

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Defect of Blow holes is due to? (i) Slag (ii) Moisture* (iii) Lack of heating (iv) Extra heating

Description : Defect of Blow holes is due to? (i) Slag (ii) Moisture* (iii) Lack of heating (iv) Extra heating

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Consider the following statements: 1. when an electric bulb is switched on, the resistance of its tungsten filament increases. 2. the resistance of pure metals increases on heating. Which of the above statements is/are correct? (a) Both 1 and 2 (b) only 1 (c) only 2 (d) Neither 1 nor 2

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Last Answer : Ans:(a)

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Metals of high purity are obtained by zone refining. Impurities are more soluble in melt in pure metal.

Description : Metals of high purity are obtained by zone refining. Impurities are more soluble in melt in pure metal.

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Aluminium is obtained by the electrolysis of pure of `Al_(2)O_(3)` dissolved in

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All the progeny obtained from a single plant by vegetative pro pa-gallon are called - (1) Clones (2) Pure line (3) Indred line (4) Pedigree line

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Quick lime (or caustic lime) (A) Is obtained by the calcination of pure lime stone (B) Has great affinity to moisture (C) Is amorphous (D) All the abov

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How is pure NaCl obtained from crude Nacl?

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Last Answer : To obtain pure sodium chloride, the crude salt is dissolved in minimum amount of water and filtered to remove insoluble impurities. The solution is then saturated with hydrogen chloride gas. ... .   Calcium and magnesium chloride, being more soluble than sodium chloride, remain in solution.

All the progeny obtained from a single plant by vegetative propagation are called (1) Clones (2) Pure line (3) Indred line (4) Pedigree line

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Magnesium oxide can be obtained by heating :-

Description : Magnesium oxide can be obtained by heating :-

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The volume of `CO_(2)` at STP obtained by heating 1 g of `CaCO_(3)` will be

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Two samples of lead oxide were separately reduced to metallic lead by heating in a current of hydrogen. The weight of lead from one oxide was half the weight of lead obtained from the other oxide. The data illustrates [AMU 1983] (A) Law of reciprocal proportions (B) Law of constant proportions (C) Law of multiple proportions (D) Law of equivalent proportions

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