Chapter 1 Chemical Reactions and Equations – Page 3 – HI MCQ!

Name the products formed when iron filings are heated with dilute hydrochloric acid?

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MnO2 + 4HCl -> MnCl2 + H2O + Cl2 The oxidising agent is?

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A student added dilute HCl to a test tube containing zinc granules and made following observations?

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A compound used for whitewashing is?

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Lead nitrate Pb(NO3)2 on heating forms Lead oxide (PbO) solid and Nitrogen dioxide gas. What are the color of lead oxide and nitrogen dioxide?

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Which of the following gases can be used for storage of fresh sample of an oil for a long time?

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Which of the following are exothermic processes?

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In which of the following chemical equations, the abbreviations represent the correct states of the reactants and products involved at reaction temperature?

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What happens when dilute hydrochloric acid is added to iron filling Tick the correct answer?

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Which of the following reactions will not take place?

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