Elements and Compounds MCQs Class-6 Dalal Simplified ICSE Chemistry Solutions Chapter-2 Unit-1

Elements and Compounds MCQs Class-6 Dalal Simplified ICSE Chemistry Solutions Chapter-1 Elements, Compounds and Mixtures Unit-1 Elements and Compounds Dr Viraf J Dalal Middle School Allied Publishers Solutions. Chapter-2. We Provide Step by Step Solutions of Exercise/Lesson -2 Complete the statement, Match the following, Correct answer of Dr Viraf J Dalal Middle School Chemistry Allied Publishers. Visit official Website CISCE for detail information about ICSE Board Class-6.

Elements and Compounds MCQs Class-6 Dalal Simplified ICSE Chemistry Solutions Chapter-2 Unit-1

Board ICSE
Class 6th
Subject Chemistry
Book Name Dalal New Simplified
Chapter-2 Elements, Compounds and Mixtures
Unit-1 Elements & Compounds
Topic Solution of exercise MCQs
Session 2023-24

Objective Types Questions

Elements and Compounds MCQs Class-6 Dalal Simplified ICSE Chemistry Solutions Chapter-2 Unit-1

Question: 1. Complete the statements given below by filling in the blank with the correct word/s.

1. An element is a pure substance which cannot be broken down by physical or …chemical… methods.

2. The basic unit of an element is a/an …atom… [molecule/atom/ion]

3. Atom contains …nucleus…. [neutron/nucleus], with positively charged …protons…. [protons/neutrons]

4. Element …silver…. [silver/copper/carbon] has the symbols derived from its Latin name ‘argentum’.

5. From the elements – He, Br, Pt & O; the element which is metallic is …Pt… an inert element is …He…. forms a triatomic molecule is …O.… is liquid at room temperature is ….Br

6. From the elements nitrogen, chlorine, bromine, the element present in the atmosphere is …nitrogen….

Question: 2. Match the statements in List I – 1 to 10 with their correct answers in List II – A to J.

List – I List – II
1. Fluorine & chlorine (a) Nitrogen
2. A diatomic molecule (b) Boron
3. A molecule containing the elements hydrogen and oxygen (c) Reactants
4. A metalloid – showing properties of both metals & non-metals (d) Chemical formula
5. The term used for the substances which take part in the chemical reaction (e) Halogens
6. The term which represents a substance by means of symbols (f) Water
7. The term used for substances formed as a result of a chemical reaction (g) Nitric oxide
8. A compound containing one atom of zinc & two atoms of chlorine (h) Products
9. The chemical name for nitrogen monoxide (i) Phosphorus
10. A polyatomic molecule (j) Zinc chloride

Answer:

List – I List – II
1. Fluorine & chlorine (a) Halogens
2. A diatomic molecule (b) Nitrogen
3. A molecule containing the elements hydrogen and oxygen (c) Water
4. A metalloid – showing properties of both metals & non-metals (d) Boron
5. The term used for the substances which take part in the chemical reaction (e) Reactants
6. The term which represents a substance by means of symbols (f) Chemical formula
7. The term used for substances formed as a result of a chemical reaction (g) Products
8. A compound containing one atom of zinc & two atoms of chlorine (h) Zinc chloride
9. The chemical name for nitrogen monoxide (i) Nitric oxide
10. A polyatomic molecule (j) Phosphorus

Question: 3. Select the correct answer from the choice in brackets:

1. The symbol of – mercury                                                                    [Mg/Hg/Ag]
2. The type of element – phosphorus                                                   [metallic/non-metallic/noble gas]
3. The type of molecule – bromine                                                       [monoatomic/diatomic/triatomic]
4. A compound                                                                                         [nitrogen/ozone/zinc chloride]
5. The unreactive non-metallic element                                             [chlorine/argon/sulphur]
6. The negatively charged particles in an atom                                 [protons/neutrons/electrons]
7. The element which is malleable                                                       [sulphur/carbon/iron]
8. An impure substance                                                                         [element/mixture/compound]
9. An elements which is a poor conductor of heat                           [copper/carbon/aluminium]
10. A group of atoms of elements                                                        [ion/radical/combining power]

Question: 4. Match the compound in List I – 1 to 20 with their correct formulas in List II – A to T.

List – I List – II
1. Hydrochloric acid (a) NaCl
2. Potassium hydroxide (b) NaOH
3. Sulphuric acid (c) KCI
4. Zinc hydroxide (d) Ca(OH)2
5. Sodium chloride (e) CaS
6. Nitric acid (f) CuSO2
7. Calcium hydroxide (g) CaCO3
8. Carbonic acid (h) NH4Cl
9. Sodium hydroxide (i) HCl
10. Copper sulphate (j) ZnO
11. Potassium chloride (k) HNO3
12. Calcium carbonate (l) H2CO3
13. Magnesium sulphide (m) MgS
14. Zinc sulphate (n) MgO
15. Aluminium hydroxide (o) KOH
16. Sodium carbonate (p) ZnSO4
17. Calcium sulphide (q) Na2CO3
18. Magnesium oxide (r) H2SO4
19. Zinc oxide (s) Al(OH)3
20. Ammonium chloride (t) Zn(OH)2

Answer: 

List – I List – II
1. Hydrochloric acid (a) HCI
2. Potassium hydroxide (b) KOH
3. Sulphuric acid (c) H2SO4
4. Zinc hydroxide (d) Zn(OH)2
5. Sodium chloride (e) NaCI
6. Nitric acid (f) HNO3
7. Calcium hydroxide (g) Ca(OH)2
8. Carbonic acid (h) H2CO3
9. Sodium hydroxide (i) NaOH
10. Copper sulphate (j) CuSO4
11. Potassium chloride (k) KCI
12. Calcium carbonate (l) CaCO3
13. Magnesium sulphide (m) MgS
14. Zinc sulphate (n) ZnSO4
15. Aluminium hydroxide (o) AI(OH)3
16. Sodium carbonate (p) Na2CO3
17. Calcium sulphide (q) CaS
18. Magnesium oxide (r) MgO
19. Zinc oxide (s) ZnO
20. Ammonium chloride (t) NH4CI

– : End of Elements and Compounds MCQs Class-6 Dalal Simplified ICSE Chemistry Solutions Chapter-2 Unit-1 :–

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