What are the general rules for writting a chemical formula?Explain with examples.
Answers
Answer:
Rules for writing a chemical formula
Write down the symbols of the elements / ions, which combine to form a molecule of the compound, side by side. ...
Write the valency of each element / ion.
Interchange the valencies of the elements / ions and write as the subscript.
Answer:
Find out the percentage of population estimate of elephants as
per the given data and answer the questions given.
1) Find the states in which the population of elephants has
increased and calculate the rate of increased population (in
percentage). [Estimate your answer upto one decimal place.]
2) Find the states in which the population of elephants has
decreased and calculate the rate of decreased population (in
percentage). [Estimate your answer upto one decimal place.]
3) Name the states where there is no change in the population
of elephants.
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