CBSE Class 8 Answered
(a) What happens when calcium reacts with cold water?(b) Why does calcium metal starts floating in water after the reaction?
Asked by Topperlearning User | 30 Apr, 2014, 03:24: PM
Expert Answer
(a) Calcium reacts with cold water to form calcium hydroxide along with evolution of hydrogen gas.
(b) The piece of calcium metal starts floating in water because the bubbles of hydrogen gas formed during the reaction stick to its surface.
Answered by | 30 Apr, 2014, 05:24: PM
Application Videos
-
Reaction of Metals With Oxygen
The video discusses the Reaction of Metals With Oxygen
Concept Videos
-
Chemical Properties of Metals and Non-metals - 2
This video explains the reaction of metals with cold water and acids.
CBSE 8 - Science
Asked by roginisrini | 08 Jul, 2022, 06:33: AM
ANSWERED BY EXPERTCBSE 8 - Science
Asked by rajnishkumar.alok108 | 13 Sep, 2021, 08:04: PM
ANSWERED BY EXPERTCBSE 8 - Science
Asked by mansisingh | 06 Aug, 2021, 04:03: PM
ANSWERED BY EXPERTCBSE 8 - Science
Asked by computer.network149 | 14 Feb, 2020, 05:24: AM
ANSWERED BY EXPERTCBSE 8 - Science
Asked by Shashanktripathi29.06.2006 | 29 May, 2019, 07:10: AM
ANSWERED BY EXPERTCBSE 8 - Science
Asked by Topperlearning User | 30 Apr, 2014, 03:25: PM
ANSWERED BY EXPERTCBSE 8 - Science
Asked by Topperlearning User | 01 Sep, 2014, 11:19: AM
ANSWERED BY EXPERTCBSE 8 - Science
Asked by Topperlearning User | 30 Apr, 2014, 03:24: PM
ANSWERED BY EXPERTCBSE 8 - Science
Asked by Topperlearning User | 30 Apr, 2014, 03:24: PM
ANSWERED BY EXPERTCBSE 8 - Science
Asked by Topperlearning User | 22 Dec, 2014, 11:05: AM
ANSWERED BY EXPERT
