MCQ - CBSE Class 9 Science Define the atomic mass unit. 09/28/2023 Ajit kumar 84 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Which postulate of Dalton’s atomic theory can explain the law of definite proportions ? 09/28/2023 Ajit kumar 117 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Which postulate of Dalton’s atomic theory is the result of the law of conservation of mass ? 09/28/2023 Ajit kumar 64 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Multiple Choice Questions 09/28/2023 Ajit kumar 126 Views 0 Comments Read more
MCQ - CBSE Class 9 Science You are provided with a fine white coloured powder which is either sugar or salt. How would you identify it without testing? 09/28/2023 Ajit kumar 92 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Does the solubility of a substance change with temperature ? Explain with the help of an example. 09/28/2023 Ajit kumar 90 Views 0 Comments Read more
MCQ - CBSE Class 9 Science You are provided with a mixture containing sand, iron filings, ammonium chloride and sodium chloride. Describe the procedures you would use to separate these constituents from the mixture. 09/28/2023 Ajit kumar 94 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Under which category of mixtures will you classify alloys and why? 09/28/2023 Ajit kumar 74 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Sucrose (sugar) crystals obtained from sugarcane and beetroot are mixed together. Will it be a pure substance or a mixture ? Give reasons for the same. 09/28/2023 Ajit kumar 99 Views 0 Comments Read more
MCQ - CBSE Class 9 Science An element is sonorous and highly ductile. Under which category would you classify this element ? What other characteristics do you expect the element to possess ? 09/28/2023 Ajit kumar 125 Views 0 Comments Read more