11th general organic chemistry
CHEMICAL REACTIONS AND EQUATIONS 10th class
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Holiday Homework - Class 10th
1. AgNO 3 ( aq ) + NaCl( aq ) → AgCl( s ) ↓ + NaNO 3 ( aq ) FeS + H 2 SO 4 → FeSO 4 + H 2 S ↑ Consider the above mentioned two chemical equations with two different kinds of arrows ( ↑ and ↓) along with product. What do these two different arrows indicate? 1 2. Balance the given chemical equation: Al( s ) + CuCl 2 ( aq ) → AlCl 3 ( aq ) + Cu( s ) 1 3. A bud of petunia became reddish purple after first shower of rain. What does it indicate? 1 4. Write balanced chemical equations for the following reactions: (a) Silver bromide on exposure to sunlight decomposes into silver and bromine. (b) Sodium metal reacts with water to form sodium hydroxide and hydrogen gas. 2 5. Balance the following chemical equations: (a) BaCl 2 + H 2 SO 4 → BaSO 4 + HCl (b) Ca(OH) 2 + HNO 3 ...
Matter in our surroundings
You can find chemistry in daily life in the foods you eat and your emotions. And also Love, jealousy, and infidelity all share a basis in chemistry. In the end, we can say that chemistry plays a big role in our day to day life. I do not agree with this information, as per my point of view if your basic concepts are not cleared then you will not able to solve any chemical equation or reaction. So the first thing is to learn basic concepts and then practice to solve the simple equations again and again after that it is easy for you to solve the chemical equations. You can also take a help of Online Chemistry Tuition that is a very easy way to learn chemical equations.
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