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The movement of shoot towards light is
Anonymous Quiz
50%
Phothoprism
20%
Geoteism
21%
Hydrotropism
9%
Alll
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Dilute acid does not produce carbon dioxide on being treated with:
Anonymous Quiz
15%
Marble
36%
Lime
31%
Limestone
17%
All
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An ant’s sting can be treated with …………which will neutralise the effect of the chemical injected by the ant’s sting into our skin.
Choose the correct option from the following to be filled in the blank space:
Choose the correct option from the following to be filled in the blank space:
Anonymous Quiz
27%
Methonic acid
34%
Formic acid
31%
Baking soda
8%
Caustic soda
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Which one of the following salts will dissolve in water to form an alkaline solution?
Anonymous Quiz
13%
Pottasium iodide
35%
Pottasium carbonate
27%
Pottasium chloride
24%
Sodium chloride
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Copper sulphate crystals when heated strongly, lose their water of crystallization to give anhydrous copper sulphate accompanied by a change in color from:
Anonymous Quiz
22%
Blue to yellow
35%
Blue to green
31%
Blue to white
11%
Blue to pink
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Which of the following salt will give acidic solution when dissolved in water?
Anonymous Quiz
45%
Nacl
21%
Nh4cl
23%
Na2co3
10%
Allll
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In a chemical reaction between sulphuric acid and barium chloride solution the white precipitates formed are of:
Anonymous Quiz
17%
Hcl
62%
Barium sulphate
14%
Chlorine
7%
Sulphur
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It is necessary to balance a chemical equation in order to satisfy the law of:
Anonymous Quiz
13%
Motion
21%
Momentum
20%
Energy
46%
Masss
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When ferrous sulphate is heated strongly it undergoes decomposition to form ferric oxide as a main product accompanied by a change in colour from:
Anonymous Quiz
30%
Blue to green
31%
Green to blue
30%
Green to brown
10%
Green to yellow
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