AP TET · Mathematics and Science (Paper II)
Chemistry topics for classes 6-8.
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Q1 · Chemistry · EASY
A student dissolves 20 grams of common salt in 100 grams of water to make a salt solution. What is the mass of the solution formed?
Q2 · Chemistry · EASY
Which of the following methods would be most suitable to separate a mixture of sugar and water?
Q3 · Chemistry · MEDIUM
When blue litmus paper is dipped in lemon juice, it turns red. When red litmus paper is dipped in baking soda solution, it turns blue. What can we conclude about the nature of these substances?
Q4 · Chemistry · MEDIUM
In the periodic table, elements in the same vertical column (group) have similar properties. Which of the following pairs of elements belong to the same group?
Q5 · Chemistry · HARD
A student performed an experiment where iron filings were mixed with sulphur powder and heated strongly in a test tube. After heating, the product formed did not get attracted to a magnet. Which of the following explains this observation?