Natural rubber is made from a white liquid called _____
i) Milk ii) Latex iii) Resin iv) Sap
Rusting of iron is a
i) Physical change ii) Reversible Change iii) Chemical Change iv) No Change
The Chemical name of baking soda is ______
i) Calcium Carbonate ii) Sodium Chloride iii) Sodium Carbonate iv) Sodium-bi-carbonate
Which is the best conductor of current among liquids?
i) Water ii) Mercury iii) Milk iv) Alcohol
Which acid is formed when milk is converted into curd?
i) Tartaric acid ii) Sulphuric acid iii) Lactic acid iv) None of these
Which is the softest allotropic form of carbon?
i) Diamond ii) Graphite iii) Charcoal iv) Coke
Which metal is mixed with gold to make ornaments?
i) Zinc ii) Silver iii) Aluminium iv) Copper
Which element is not used as fertilizer?
i) Phosphorous ii) Potassium iii) Lead iv) Nitrogen
The solid form of CO2 is called as _____
i) Dry ice ii) Carbonic acid iii) Carbon suboxide iv) None of these
Which element is also known as wolfram?
i) Uranium ii) Tungsten iii) Iron iv) Oxygen
i) Milk ii) Latex iii) Resin iv) Sap
Rusting of iron is a
i) Physical change ii) Reversible Change iii) Chemical Change iv) No Change
The Chemical name of baking soda is ______
i) Calcium Carbonate ii) Sodium Chloride iii) Sodium Carbonate iv) Sodium-bi-carbonate
Which is the best conductor of current among liquids?
i) Water ii) Mercury iii) Milk iv) Alcohol
Which acid is formed when milk is converted into curd?
i) Tartaric acid ii) Sulphuric acid iii) Lactic acid iv) None of these
Which is the softest allotropic form of carbon?
i) Diamond ii) Graphite iii) Charcoal iv) Coke
Which metal is mixed with gold to make ornaments?
i) Zinc ii) Silver iii) Aluminium iv) Copper
Which element is not used as fertilizer?
i) Phosphorous ii) Potassium iii) Lead iv) Nitrogen
The solid form of CO2 is called as _____
i) Dry ice ii) Carbonic acid iii) Carbon suboxide iv) None of these
Which element is also known as wolfram?
i) Uranium ii) Tungsten iii) Iron iv) Oxygen
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