elements

10 science -1, solution on topic 2 periodic classification of element question and answer

Q.1 Textbook activity question : 1 Write the molecular formulae of oxides of the following elements by referring to the Mendeleev’s periodic table. Na, Si, Ca, C, Rb, P, Ba, Cl, Sn, Ca Ans: Element Molecular formula Element Molecular formula Na Na2O P P2O5 Si SiO2 Ba BaO Ca CaO Cl Cl2O7 C CO2 Sn …

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MCQ Maharashtra Board 8th science topic 6. Composition of Matter

1 ) Classify the following into solution, suspension and colloids Fog A ) Solution B ) Suspension C ) Colloid Ans C ) Colloid 2 ) The sweetness of milk is due to the ingredient called ……………. A ) Glucose B ) Lactose Ans B ) Lactose 3 ) All the smallest particles in an …

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MCQ on 10 science part -1 Topic-2 periodic Classification of elements MCQ

1 ) Elements are classified as …………… A ) Metals B ) Non-metals C ) Metalloids D ) All of the above Ans D ) All of the above 2 ) Which is odd among the following ? A ) Li B ) Sr C ) K D ) Na Ans B ) Sr 3 …

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