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Rita added dilute hydrochloric acid to four metals. She recorded her observations in the table given below. While noting her observations she…
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A hydrocarbon X undergoes the reaction under suitable conditions as shown below: Which compound(s) is/are unsaturated? (a) X only (b) Y only…
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Identify the equation that shows the reaction of ethane with chlorine in the presence of ultraviolet light. (a) C2H6 + Cl2 ⟶…
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With respect to the electrolysis of copper (II) sulphate solution using copper electrodes, which statement is correct? (a) Copper metal is deposited…
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The electronic configuration of an element is 2,8,2. The hydroxide of this element can produce …………… hydroxyl ions per molecule. (a) 3…
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Which of the following element pairs will form an ionic bond? Pair P Elements of Group 1 & Group 2 Q Elements…
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A non-metal which reacts with concentrated sulphuric acid to form two gases which turn lime water milky is …………… . (a) Sulphur…
PYQ Item
ICSE 2025 EXAMINATION QUESTION PAPER CHEMISTRY (SCIENCE PAPER – 2) Full Marks: 80 Time – Two Hours Answers to this Paper must be…
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P, Q, R and S are the different methods of preparation of salts. P – Simple displacement Q – Neutralisation by titration…
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You are provided with some compounds in the box. PbO CH4 PbO2 CO2 HCl NCl3 SO2 Choose the most appropriate compound which…
