Question

Please answer the following question in given picture l in corrected answers will be moderated

Answer 1

Answer:

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1):-__This is the reaction of copper sulfate with iron.It forms iron sulphate . This is a dispacement reaction. When a few pieces of iron are dropped into a blue coloured copper sulphate solution, the blue colour of the solution fades and eventually turns into green.

2):-_Sodium sulphate chemically reacts with barium chloride in the form of their aqueous

solution to form a white precipitate of barium sulphate. 2. This is a double displacement reaction in which sulphate ions are displaced by chloride ions and vice-versa.

3):-When baking soda is mixed with vinegar, something new is formed. The mixture quickly foams up with carbon dioxide gas. ... Sodium bicarbonate and acetic acid reacts to carbon dioxide, water and sodium acetate.

c):-Elements of group VA has valency 3. Two elements: Nitrogen and phosphorus.

d):-1):-copper carbonate

2):-Trisodium phosphate

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