Please select a subject first
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One chemical test that would enable you to distinguish between the following pair of chemicals. Describe what happens with each chemical or state 'no visible reaction'.
Sodium sulphate solution and sodium chloride solution.
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One chemical test that would enable you to distinguish between the following pair of chemicals. Describe what happens with each chemical or state 'no visible reaction'.
Calcium nitrate solution and zinc nitrate solution.
Concept: undefined >> undefined
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Write balanced equation for the following reaction:
Iron(II) chloride solution with sodium hydroxide solution.
Concept: undefined >> undefined
Write balanced equation for the following reaction:
Chlorine and cold dilute sodium hydroxide solution.
Concept: undefined >> undefined
Write balanced equation for the following reaction:
Zinc and sodium hydroxide solution
Concept: undefined >> undefined
Write balanced equation for the following reaction:
Sulphur dioxide and sodium hydroxide solution
(Give the equation for the formation of the normal salt)
Concept: undefined >> undefined
State what do you observe when:
Lead nitrate and sodium chloride are mixed.
Concept: undefined >> undefined
Write the observation, and balanced equation for the following reaction:
Moist starch iodide paper is placed at the mouth of a test tube containing chlorine gas.
Concept: undefined >> undefined
Name the following :
Acid present in the stomach of mammals.
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Name the following:
Acid used to extract glue from bones.
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Name the following: A greenish yellow gas.
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Calcium oxide and phosphorous pentoxide are very good drying agents but they are not used to dry HCI gas. Give reasons for each.
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Name the gas evolved when dilute hydrochloric acid is added to: Zinc Metal
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Give a balanced equation when dilute hydrochloric acid is added to : Zinc Metal
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Choose the correct answer from the options given below:
Which of the following statement is not correct ?
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What is the function of:
(i) finely divided iron
(ii) Molybdenum in the above process
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Write the equation for the action of heat on:
Ammonium chloride
State whether the reaction is an example of thermal dissociation or thermal decomposition.
Concept: undefined >> undefined
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Name two fertilizers manufactured from ammonia.
Concept: undefined >> undefined
