Here we bring you the CBSE Class 9 Science (Chemistry) Practice Paper that can be downloaded from the link given at the end of this article.
About CBSE Class 9 Science (Chemistry) Practice Paper:
This practice paper is designed to cover all important questions from the Chemistry portion of CBSE Class 9 Science. These questions will surely help students get an idea of the important topics to be picked for Annual Exam 2018 preparations.
Importance of CBSE Class 9 Science (Chemistry) Practice Paper:
As, it’s very important for students to go through the practice papers to track their preparedness over what they have learned, with the same motive we are providing CBSE Class 9 Science (Physics) Practice Paper. Moreover, all the important questions asked in this paper will help students in understanding the depth with which a topic should be studied.
CBSE Class 9 Science (Chemistry) Practice Paper contains:
Few sample questions from the Question Paper are given below:
Q. Which postulate of Dalton's atomic theory forms the basis of the law of conservation of mass?
Q. Calculate the mass of carbon dioxide formed on burning 12 g of carbon in the presence of 32 g of oxygen.
Q. There is an increase in the energy of the atom whenever an electron jumps from lower level to the higher level. Why?
Q. (a) State the law of constant proportions.
(b) Magnesium and oxygen combine in the ratio of 3 : 2 by mass to form magnesium oxide. Calculate the mass of oxygen required to react completely with 12 g of magnesium.
Q. (a) An atom of an element X may be represented as.
(i) What is the atomic number of the element?
(ii) What is the number of neutrons in atom X?
(iii) Write the name and electronic configuration of the element.
(iv) State whether the element is a metal or a non-metal.
(v) What type of ion will be formed by atom X and why?
Download the complete practice paper from the following link: