15. A chemical when heated in a test tube produced brown fumes leaving a black residue. 1) Name the chemical used. ii) Write the chemical equation for the above reaction iii) Name the black residue obtained

15. A chemical when heated in a test tube produced brown fumes leaving

1.	15. A chemical when heated in a test tube produced brown fumes leaving a black residue. 1) Name the chemical used. ii) Write the chemical equation for the above reaction iii) Name the black residue obtained
Answer» Ggsgshshahjakqkjsshhdhdhhehsbamamakakakakkaa

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15. A chemical when heated in a test tube produced brown fumes leaving a black residue. 1) Name the chemical used. ii) Write the chemical equation for the above reaction iii) Name the black residue obtained​

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15. A chemical when heated in a test tube produced brown fumes leaving a black residue. 1) Name the chemical used. ii) Write the chemical equation for the above reaction iii) Name the black residue obtained