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pradhansurjeet1
Primary School
0
Followers
19
Questions
13
Answers
pradhansurjeet1
September 2023 | 1 Replies
(c) Zn + KOH → K₂ZnO₂ + H₂ 2 . Balance the following equation
Answer
pradhansurjeet1
September 2023 | 2 Replies
(d) Fe₂O3 + CO → Fe + CO₂. (e) PbO + NH3 → Pb + H₂O + N₂ . balance the following equation
Answer
pradhansurjeet1
September 2023 | 1 Replies
burning of metal is an example of (a) decomposition reaction (b) combination reaction between an element and a compound (c) direct combination between two elements (d) displacement
Answer
pradhansurjeet1
September 2023 | 1 Replies
(d) Metal nitrate on heating forms metal oxide, nitrogen dioxide and oxygen. write the equation
Answer
pradhansurjeet1
September 2023 | 1 Replies
(b) Metal hydroxide on heating forms metal, oxygen and water vapours. write the equation
Answer
pradhansurjeet1
September 2023 | 2 Replies
which of the following is not a chemical change (a) rusting of iron (b) Iron is magnetised (c ) potassium is dissolved in water
Answer
pradhansurjeet1
September 2023 | 2 Replies
(e) Metal nitrite on heating forms metal, nitrogen dioxide and oxygen. write the equation
Answer
pradhansurjeet1
September 2023 | 1 Replies
Pick an element from the reactivity series given above and write the equations for the the following: (a) Metal hydroxide on heating forms metal oxide
Answer
pradhansurjeet1
September 2023 | 1 Replies
(c) Metal nitrate decomposes to give two products only. write the equation of the following
Answer
pradhansurjeet1
August 2023 | 1 Replies
sttalemant make sentence
Answer
pradhansurjeet1
September 2021 | 2 Replies
what is distillation?...
Answer
pradhansurjeet1
August 2021 | 2 Replies
9. Explain the steps to selecting a range of cellsusing the EXT function....
Answer
pradhansurjeet1
August 2021 | 1 Replies
8. How would you refer to the range startingfrom the 2nd column, 1st row till th...
Answer
pradhansurjeet1
August 2021 | 1 Replies
7. What do you mean by a range of cells?...
Answer
pradhansurjeet1
August 2021 | 2 Replies
Phloem and xylem together form the vascular bundles....
Answer
pradhansurjeet1
June 2021 | 1 Replies
6. What do you understand by the magnetic axis of a bar magnet?...
Answer
pradhansurjeet1
June 2021 | 1 Replies
2. The region around a magnet where its magnetic force can be experienced is cal...
Answer
pradhansurjeet1
June 2021 | 1 Replies
5. What is the surest test for magnetism?...
Answer
pradhansurjeet1
June 2021 | 2 Replies
5. What is the surest test for magnetism?...
Answer
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