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BEYOND PUBLICATION-CHEMICAL EQUATIONS-EXERCISE
- Atomic mass of oxygen-
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- Chemical reaction occurs with the ------------- of chemical bonds-
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- The metal formed when zinc react with AgNO3 is-
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- The substances that are present on left side of a chemical equation ar...
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- The formula of hypochlorous acid is-
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- Every gas at STP occupies 22.4 litres and it is known as.
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- Burning of petroleum gas (LPG) ------- change.
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- Identify the balance equations among.
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- In exothermic reaction heat energy is-
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- The process of preparing slaked lime by adding water to quicklime is t...
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- Zn+2HCl rarr ZnCl(2)+H(2) is an example for ……………….
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- The correct observation made by the student after putting clean pieces...
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- Burning of magnesium crackers is a reaction of …………….
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- If the gas liberated in an experiment allows the burning splinter to c...
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- Why should we write the arrow tat pointing towards products while ?
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- What should we do, if two or more reactants are there writing a chemic...
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- Why should we balance a chemical equation?
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- What is a chemical equation?
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- By a balanced chemical equation, what do we know about atoms ?
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- How many steps are there in balancing the equation ?
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