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Write one chemical reaction each to show that
(a) Tin (II) chloride is a reducing agent.
(b) Chlorine gas can be getting from bleaching powder.
How can you identify the phenolic-OH gr. of an organic compound which also contain an electron withdrawing group?
Which of the following compound has electrovalent linkage: (1) CH 3 Cl (2) Nacl (3) CH 4
An atom with atomic number 20 is most likely to combine chemically with the atom whose atomic number is: (1) 11 (2) 14 (3) 16 (4) 10 An
give one chemical test to distinguish the following pairs of compound ethyl nitrile and nitroetane;benzamide and p-aminobenzonic acid
Q. Explain about beta radiation? The second common kind of radiation is beta radiation which consists of high-energy electrons called beta particles (β -particles).
Equilibria Equilibrium can also exist in between the same species in two different forms e.g. liquid and solid, liquid and gas. An equilibrium constant may also be produced for
The valency of sulphur in sulphuric acid is: (1) 2 (2) 4 (3) 6 (4) 8 Ans: 6
Attacking Reagents - Organic chemistry The fission of the substrate molecule to make centres of high or low electron density is affected by attacking reagents. Most of the atta
does nitro compounds cause any harmful effect on living things?
when a 0.800g sample of cacl2 is dissolved in 9.85g of water in a microscale calorimeter, the temperature of the solution rose from 23.4 to 35.8
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