Selina ICSE Class 10 Chemistry Solutions Chapter 6 Electrolysis

Selina ICSE Class 10 Chemistry Solutions Chapter 6 Electrolysis

Intext– Question-1 Question 1: Fill In The Blanks: (a) Powdered sodium chloride (common salt) does not conduct an electric current, but it does so when ……………. or when ……………..(b) Molten lead bromide conducts electricity. It is called an It is composed ofLead ……………. and bromide …………….. The lead ions are charged and arecalled …………….. The bromide […]

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Selina ICSE Class 10 Chemistry Solutions Chapter 4 Analytical Chemistry

Selina ICSE Class 10 Chemistry Solutions Chapter 4 Analytical Chemistry

Question 1: Write the probable colour of the following salts.(a) Ferrous salts(b) Ammonium salts(c) Cupric salts(d) Calcium salts(e) Aluminium salts Solution 1:(a) Ferrous salts : Light green(b) Ammonium salts : Colourless(c) Cupric salts : Blue(d) Calcium salts : Colourless(e) Aluminium salts : Colourless Question 2: Name:(a) A metallic hydroxide soluble in excess of NH4OH.(b) A […]

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Selina ICSE Class 10 Biology Solutions Chapter 12 Aids To Health

Selina ICSE Class 10 Biology Solutions Chapter 12 Aids To Health

A. Multiple Choice Type:- Question A.1. Penicillin is(a) an antiseptic(b) a disinfectant(c) an antibiotic(d) an anti-toxin Question A.2. “T” in DTP vaccination stands for(a) Tuberculosis(b) Typhoid(c) Tetanus(d) Tonsillitis Question A.3. World Health Day is celebrated on(a) April 7(b) February 21(c) October 10(d) January 15 Question A.4. DPT stands for(a) Diphtheria, Polio and Tetanus(b) Diphtheria, Pertussis […]

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