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What Happens When Calcium Reacts with Chlorine? Write an Equation for the Reaction Which Takes Place - Science

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प्रश्न

What happens when calcium reacts with chlorine? Write an equation for the reaction which takes place

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उत्तर

Calcium reacts vigorously with chlorine to form calcium chloride, which is an ionic chloride.
Ca(s) + Cl2(g) → CaCl2(s)

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अध्याय 3: Metals and Non-metals - Exercise 1 [पृष्ठ १३३]

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लखमीर सिंग Chemistry (Science) [English] Class 10
अध्याय 3 Metals and Non-metals
Exercise 1 | Q 44.1 | पृष्ठ १३३

संबंधित प्रश्न

A solution of CuSO4 in water is .................... in colour.
(a) Pink
(b) Blue
(c) Colourless
(d) Green


What would you observe when zinc is added to a solution of iron (II) sulphate? Write the chemical reaction that takes place.


An element reacts with oxygen to give a compound with a high melting point. This compound is also soluble in water. The element is likely to be:


What name is given to those metal oxides which show basic as well as acidic behaviour?


A copper coin is kept immersed in a solution of silver nitrate for some time. What will happen to the coin and the colour of the solution?


Name the metal which has been placed at the bottom of the reactivity series.


Which of the two metals is more reactive: copper or silver?


Fill in the following blank with suitable word:

Ordinary aluminium strips are not attacked by water because of the presence of a layer of ................. on the surface of aluminium.


With the help of examples, describe how metal oxides differ from non-metal oxides.


What is the action of water on sodium ? Write equation of the chemical reaction involved.


Write the equation for the reaction of Magnesium with dilute hydrochloric acid.

Name the products formed. Also indicate the physical states of all the substances involved.


The elements whose oxides can turn phenolphthalein solution pink are:
(a) Na and K
(b) K and C
(c) Na and S
(d) K and P


An acidic oxide is produced by the element:
(a) Na
(b) C
(c) Ca
(d) H


The least reactive metal among the following is:
(a) sodium
(b) silver
(c) copper
(d) lead


An element X reacts with hydrogen, when heated, to form a covalent hydride H2X. If H2X has a smell of rotten eggs, the element X is likely to be:
(a) carbon
(b) sulphur
(c) chlorine
(d) phosphorus


Out of the following oxides, the amphoteric oxide is:
(a) Fe2O3
(b) Al2O3
(c) P2O5
(d) N2O


Metal A burns in air, on heating, to form an oxide A2O3 whereas another metal B burns in air only on strong heating to form an oxide BO. The two oxides A2O3 and BO can react with hydrochloric acid as well as sodium hydroxide solution to form the corresponding salts and water.
(a) What is the nature of oxide A2O3?
(b) What is the nature of oxide BO?
(c) Name one metal like A.
(b) Name one metal like B.


State and explain the reaction, if any, of the following metals with a solution of copper sulphate:
(a) Gold
(b) Copper
(c) Zinc
(d) Mercury


What are noble gases


Which of the following property is not responsible for copper to be used as electrical conduction wires?


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