Page 106 - Chemistry ICSE Class X

92 ICSE Chemistry – 10
Q 10. Name the method used for preparation of the following salts from the list given below: [ICSE 2011]
(i) Sodium nitrate (ii) Iron (III) chloride
(iii) Lead chloride (iv) Zinc sulphate
(v) Sodium hydrogen sulphate.
List:
(A) Simple displacement (B) Neutralization
(C) Decomposition by acid (D) Double decomposition
(E) Direct synthesis
Q 11. Name the gas evolved on reaction of Aluminium with boiling concentrated caustic alkali solution. [ICSE 2012]
Q 12. State one observation for each of the following: [ICSE 2012]
(i) Excess ammonium hydroxide solution is added to lead nitrate solution.
(ii) A zinc granule is added to copper sulphate solution.
(iii) Zinc nitrate crystals are strongly heated.
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Q 13. Some word/words are missing in the following statement. You are required to rewrite the statement in the
correct form using the appropriate word/words: [ICSE 2012]
Aqua regia contains one part by volume of nitric acid and three parts by volume of hydrochloric acid.
Q 14. Choose the correct answer from the options given below: [ICSE 2012]
9JKEJ QH VJG HQNNQYKPI OGVCNNKE QZKFGU ECPPQV DG TGFWEGF D[ PQTOCN TGFWEKPI CIGPVU!
(A) Magnesium oxide (B) Copper(II) oxide
(C) Zinc oxide (D) Iron(III) oxide
Q 15. Give balanced equation for the following reaction: [ICSE 2012]
Silver nitrate solution and Sodium chloride solution
Q 16. 4GHGT VQ VJG ƀQY EJCTV FKCITCO DGNQY CPF IKXG DCNCPEGF GSWCVKQPU YKVJ EQPFKVKQP KH CP[ HQT VJG HQNNQYKPI
conversions A to D. [ICSE 2012]

Iron (II) chloride
B

Sodium
Hydrogen
chloride A chloride C Ammonium chloride

D Lead chloride

Q 17. Give suitable chemical terms for the following: [ICSE 2013]
(i) A salt formed by incomplete neutralisation of an acid by a base.
(ii) # FGſPKVG PWODGT QH YCVGT OQNGEWNGU DQWPF VQ UQOG UCNVU
(iii) The process in which a substance absorbs moisture from the atmospheric air to become moist, and ultimately
dissolves in the absorbed water.
Q 18. Choose the most appropriate answer from the following options: [ICSE 2013]
K 9JKEJ QPG QH VJG HQNNQYKPI YKNN PQV RTQFWEG CP CEKF YJGP OCFG VQ TGCEV YKVJ YCVGT!

(A) Carbon monoxide (B) Carbon dioxide
(C) Nitrogen dioxide (D) Sulphur trioxide
(ii) Identify the metallic oxide which is amphoteric in nature:
(A) Calcium oxide (B) Barium oxide
(C) Zinc oxide (D) Copper(II)oxide