Popular Questions
- Explain the following terms with one example of each
- Oil and fat containing food items are flushed
- Why do we apply paint on iron articles?
- Why should a magnesium ribbon be cleaned before burning in air?
- Write the balanced equations for the following chemical reactions
- Write a balanced chemical equation with state symbols for the following reactions
- A solution of a susbtance X is used for white washing
- Why is the amount of gas collected in one of the test tubes in
- Why does the colour of copper sulphate solution
- Give an example of a double displacement reaction
- Identify the substances that are oxidised and the substances that are reduced in the following reactions
- Which of the following is a physical change?
- To indicate the presence of gaseous reactant or product, we use the symbol
- When Ca(NO3)2 is heated, it gives CaO, NO2(g) and O2(g) .
- Which of the following reaction is characterised by the yellow colour of product
- Electrolysis of water is a decomposition reaction.
- Which among the following statements is/are true?
- Which among the following is (are) double displacement reaction(s)?
- Which of the following statements about the given reaction are correct?
- The following reaction is an example of 4NH3 (g) + 5 O2 (g) -> 4 NO (g) + 6 H2 O (g)
- A dilute ferrous sulphate solution was gradually added to the beaker containing acidified permanganate solution.
- Which of the following are exothermic processes?
- Solid Calcium oxide reacts vigorously with water to form calcium hydroxide accompanied by liberation of heat.
- Identify the oxidising agent in the following :
- In the reaction
- Complete the missing component/ variable given as X and Y in the following reaction.
- Write a balanced chemical equation for the following reaction; Ethanol is warmed
- What is the difference between the following two reactions
- Identify the reducing agent in the following reaction.
- Why do not a wall immediately acquire a white colour when a coating of slaked lime is applied on it?
- Consider the following reaction
- State one example each characterised by following alongwith the chemical equation
- Write the balanced chemical equations for the following and identify the type of chemical reactions
- Balanced the following chemical equations
- Write the balanced chemical equations for the following reactions and identify the type of reaction in each case.
- Write chemical equations for the reactions taking place when
- A metal salt MX when exposed to light, split up to form metal M and a gas X2.
- Decomposition reactions require energy either in the form of heat or light or electricity for breaking down the reactants
- What happens when a piece of
- Write a balance chemical equation for each of the following reactions and also classify them
