10. Jaspal has learnt that metals generally
produce Hydrogen gas on reacting with acids. He
placed one of the metals in dilute Hydrochloric
acid but no reaction occurred. Name themetal.
(b) Aluminum
(a) Magnesium
(d) Copper
(c) Iron
Answers
Answered by
4
Answer:
#love...
Explanation:
Metals react with water and produce a metal oxide and hydrogen gas. ... It reacts with hot water to form magnesium hydroxide and hydrogen. It also starts floating due to the bubbles of hydrogen gas sticking to its surface. Metals like aluminium, iron and zinc do not react either with cold or hot water.
plz take few clues from above paragraph.....
thnx : ))
Answered by
1
Answer:
magnesium
Explanation:
Most of the metals such as Al,Cu,Fe etc. reacts with dilute acids to produce hydrogen gas but magnesium is an exception. Magnesium being an active metal liberates dihydrogen gas as it is allowed to react with dilute HCl.Thus all the given metals react with dilute acids.
Mg+2HCl→MgCl
2
+H
2
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