Benefits of Solving ICSE Class 10 Sample Paper 2022

ICSE Class 10 Sample Paper 2022 Advantages.

• ICSE Class 10 Sample Paper 2022 Advantages are listed below.
• By solving the ICSE board sample papers for Class 10 students get enough to practise to solve the entire ICSE sample question paper on time.
• Once they are done practising the ICSE 10th sample papers students can make a strategy for the exam depending on their strong and weak points.
• Solving the sample paper will help the students to test themselves and accordingly, they can work on them.
• It will help the students to identify silly mistakes.

MCQs Revision Notes

Question 1
(a) Choose the most appropriate answer.
(i) Which of the following is a common characteristic of a covalent compound?
(A) High melting point
(B) Conducts electricity when it is in the molten state.
(C) Consists of molecules
(D) Always soluble in water.
(ii) Ammonium hydroxide will produce a reddish brown precipitate when added to a solution
of:
(A) 𝐶𝑢𝑆𝑜4
(B) 𝑍𝑛(𝑁𝑂3
)2
(C) 𝐹𝑒𝑆𝑂4
(D) 𝐹𝑒𝐶𝑙3
(iii) A salt which in solution gives a bluish white precipitate with 𝑁𝑎𝑂𝐻 solution and a white
precipitate with 𝐵𝑎𝐶𝑙2 solution is:
(A) 𝐶𝑢𝑆𝑜4
(B) 𝐹𝑒𝑆𝑂4
(C) 𝐹𝑒2
(𝑆𝑂4
)3
(D) 𝐶𝑢𝐶𝑙2
(iv) The gas law which relates the volume of a gas to moles of the gas is:
(A) Avogadro’s Law
(B) Gay-lussac’s Law
(C) Boyle’s Law
(D) Charle’s Law
CHEMISTRY
SCIENCE Paper - 2
(Two Hours)
ICSE Class 10 Chemistry Sample Paper 1
(v) During the electrolysis of acidified water which of the following takes place:
(A) Oxygen is released at cathode
(B) Oxygen is released at anode
(C) Hydrogen is released at anode
(D) Sulphur dioxide is released at anode.
(vi) Duralumin is an alloy of
(A) Al and Cu
(B) Cu and Sn
(C) Al and Ag
(D) Al and Fe
(vii) Hydrogen chloride can be obtained by adding concentrated Sulphuric acid to:
(A) 𝑁𝑎𝐶𝑙
(B) 𝑁𝑎2𝑆𝑂4
(C) 𝑁𝑎2𝐶𝑂3
(D) 𝑁𝑎𝑁𝑂3
(viii) Which of the following reactions gives copper as a product?
(A) Passing dry ammonia over heated copper oxide.
(B) Adding dilute hydrochloric acid to copper oxide
(C) Heating copper oxide
(D) Passing oxygen over heated copper oxide
(ix) Formation of chloroform from methane and chlorine is an example of:
(A) Addition
(B) Dehydration
(C) Substitution
(D) Elimination
(x) The element with the highest ionization potential in the periodic table is:
(A) He
(B) Ne
(C) Ar
(D) Xe
(b) The equation for the action of heat on calcium nitrate is:
2𝐶𝑎(𝑁𝑂3
)2 ⟶ 2𝐶𝑎𝑂 + 4𝑁𝑂2 ↑ + 𝑂2 ↑
(i) How many moles of 𝑁𝑂2 are produced when 1 mole of 𝐶𝑎(𝑁𝑂3
)2 decomposes?
(ii) What volume of 𝑂2 at S.T.P will be produced on heating 65.6 g of 𝐶𝑎(𝑁𝑂3
)2 ?
(iii) Find out the mass of Cao formed when 65.6 g of 𝐶𝑎(𝑁𝑂3
)2 is heated.
(iv) Find out the mass of 𝐶𝑎(𝑁𝑂3
)2, required to produce 5 moles of gaseous products.
(v) Find out the mass of 𝐶𝑎(𝑁𝑂3
)2 required to produce 44.8 L of 𝑁𝑂2 at S.T.P
(Relative molecular mass 𝐶𝑎(𝑁𝑂3
)2 = 164 𝑎𝑛𝑑 𝑜𝑓 𝐶𝑎𝑜 = 56)
(c) Name the organic compound prepared by each of the following reactions:
(i) 𝐶𝐻3𝐶𝑂𝑂𝑁𝑎 + 𝑁𝑎𝑂𝐻 𝐶𝑎𝑂
∆
→
(ii) 𝐶𝑎𝐶2 + 𝐻2𝑂 ⟶
(iii) 𝐶2𝐻5𝐵𝑟 + 𝐾𝑂𝐻 (𝑎𝑙𝑐) ⟶
(iv) 𝐶2𝐻5𝐵𝑟 + 𝐾𝑂𝐻 (𝑎𝑞) ⟶
(v) 𝐶2𝐻5𝑂𝐻 + 𝐶𝐻3𝐶𝑂𝑂𝐻 𝐶0𝑛. 𝐻2𝑆𝑂4
∆
→
(d) Identify the following substances:
(i) An acidic gas which gives dense white fumes with 𝑁𝐻3
(ii) An alkane whose molecular mass 58. (H = 1; C =12)
(iii) A solid which when kept in the open, forms a solution after sometime.
(iv) An alloy used in electrical fittings.
(v) A metal which gives hydrogen gas in reacting with both dilute acid and alkali.
(e) Write equations for the following reactions.
(i) Aluminium oxide and Sodium hydroxide
(ii) Zinc and dilute sulphuric acid
(iii) Magnesium nitrate and water.
(iv) Concentrated sulphuric acid and sugar
(v) Copper with concentrated nitric acid.
(f) Name the following:
(i) Second member of alkene series
(ii) First member of alkene series
(iii) Third member of aldehyde series
(iv) Second member of carboxylic acid
(v) Fourth member of alcohol series
(g) Write the I.U.P.A.C. names of the following compounds:

QUESTION 2

Section II (40 Marks)
Attempt all four questions from this section
Question 2.
(a) The following questions refer to the periodic table:
(i) Name the second last element of the period 3.
(ii) How many elements are in the second period?
(iii) Name the element which has the highest electron affinity.
(iv) Name the element which has the highest electro negativity
(v) Name the element which may be placed on group 1 but is not a metal.
(b) Fill in the blanks using the correct options:
(i) Metals have …………. ionization potential. (low/high)
(ii) Group 18 elements have ………… valence electrons (4/8) with the exception of (He/Ne)
with …………. Electrons (2/8) in valence shell.
(iii) Group 2 elements are called ………… metals (alkali/alkaline earth)
Question 3.
(a) Draw different isomers having the following molecular formula:
(i) 𝐶5𝐻12(𝑐ℎ𝑎𝑖𝑛)
(ii) 𝐶4𝐻8(𝑝𝑜𝑠𝑖𝑡𝑖𝑜𝑛)
(b) What is denatured alcohol?
(c) Give two important uses of ethanol.
(d) Write the equations for:
(i) Preparation of ethanol by hydration of 𝐶2𝐻4
(ii) Preparation of acetic acid from ethanol.
Question 4.
(a) Name the method by which following compounds can be prepared.
Select the appropriate method from the following list Neutralization; direct combination;
precipitation; metal + acid – use a method only once.
(i) Sodium sulphate
(ii) Silver chloride
(iii) Iron sulphide
(b) How will you distinguish between following pairs of compounds using 𝑁𝐻4𝑂𝐻
(i) Copper sulphate and iron (II) sulphate
(ii) Zinc nitrate and lead nitrate.
(iii) Iron (II) sulphate and iron (III) sulphate.
(c) Name:
(i) A greenish yellow gas with pungent smell.
(ii) An oxide which is yellow when hot and white when cold.
(iii) A gas with a rotten egg smell
(iv) A crystalline salt without water of crystallization.
Question 5.
(a) Name one:
(i) Metal liquid at room temperature
(ii) Non-metal which is a conductor of electricity
(iii)Neutral oxide
(iv)Metallic oxide which cannot be reduced by hydrogen
(v) Non-metal which has luster.
(b) (i) Name the chief ore of aluminium
(ii) Name the process used to concentrate the above mentioned ore.
(iii) Why is alumina added to cryolite in the electrolytic reduction of aluminium?
(iv) Give cathode and anode reactions involved in extraction of aluminium from its above
mentioned ore.
(v) Name the process used for the concentration of zinc blende.
Question 6.
(a) Draw a neat and well labelled diagram for the silver plating on an iron spoon.
(b) Copy and complete the following table related to electrolysis.
S.No. Name of
Electrolyte
Name of cathode Name of Anode Product at
cathode
Product at
anode
1 𝐶𝑢𝑆𝑂4(𝑎𝑞) Copper Copper
2 𝑃𝑏𝐵𝑟2(𝑚𝑜𝑙𝑡𝑒𝑛) Platinum Platinum
(c) Classify the following as oxidation and reduction reaction, also complete the reaction.
(i) 𝐶𝑢 ⟶ 𝑐𝑢
2+
(ii) 𝐹𝑒
3 ⟶ 𝐹𝑒
2+
(iii) 𝐶𝑙
− ⟶ 𝐶𝑙
Question 7.
(a) A compound has the following percentage composition by mass:
Carbon – 5455%, Hydrogen – 9.09% and Oxygen – 36.26%. Its vapor density I s44. Find the
Empirical and Molecular formula of the compound.
(H = 1; C = 12; O = 16)
(b) Give the electron dot structure of the following:
(i) 𝑁𝐻3
(ii) 𝐶𝐻4
(iii) 𝐻3𝑂
+
(c) Compare the properties of covalent and electrovalent compounds on the following points:
(i) Solubility
(ii) Structur