NCERT 10th Class (CBSE) Science: Work, Life and Leisure Quiz 20 Multiple Choice Questions related to NCERT 10th Class (CBSE) Science (Chemistry) Metals and Non-metals Quiz Elements can be classified as metals and non-metals. Metals are lustrous, malleable, ductile and are good conductors of heat and electricity. They are solids …

NCERT 10th Class (CBSE) Science: Chemical Reaction & Equations Quiz 34 Multiple Choice Questions related to NCERT 10th Class (CBSE) Science (Chemistry) Chemical Reaction & Equations Quiz In a physical change, no new substance is formed while in a chemical change, a new substance is formed. It should be cleaned …

NCERT 10th Class (CBSE) Science: Acids, Bases and Salts Quiz 37 Multiple Choice Questions related to NCERT 10th Class (CBSE) Science (Chemistry) Acids, Bases and Salts Quiz p in pH stands for ‘potenz’ in Germany and H is for hydrogen. When milk changes to curd, it becomes acidic due to …

CBSE board exams are due to begin soon. The CBSE class 12 board exams will begin on February 15 with Vocational subjects and conclude on April 4, 2019. CBSE Board Exam 2019: CBSE board exams are due to begin soon. The CBSE class 12 board exams will begin on February …

Question: What is meant by p and pH? Answer: p in pH stands for ‘potenz’ in Germany and H is for hydrogen. Question: What are antacids? Explain their role in providing relief from stomach ache. Answer: Antacids are mild base. Antacids neutralise the effect of extra acid produced in the …

Question: Give composition of the alloy – ‘brass’ and ‘bronze’. Answer: Brass – Cu and Zn Bronze – Cu and Tin Question: What is the formula of rust? Answer: Fe2O3.xH2O. Question: An alloy has low melting point and is, therefore, used for electrical fuse. Name they alloy and write its …

Question: What is proto-industrialization? Answer: The parlyol phase  industrialization in which large-scale production was carried out for international market not at factories but in decentralized units. Question: How was proto-industrialization different from factory production? Answer: Proto-industrialization was a decentralized method of production which was controlled by merchants and the goods …

Category: Education & Job Fairs Date: 14 – 16 March, 2019 Location: Novosibirsk Expo Center, The station str. 104 Novosibirsk Novosibirskaya oblast, Russia Organizer: ITE Siberia – Stantsionnaya Ulitsa, 104, Novosibirsk, Novosibirskaya oblast’, Russia, 630071 Phone: +7 383 363 00 63 Email: welcome@sibfair.ru Timings: 10:00 – 18:00 Education Siberia 2019: Event Profile …

Chemical Reaction & Equations: 10 Science – Chapter 1 Question: What is a balanced chemical equation? Why should chemical equations be balanced? Answer: An equation for a chemical reaction is an equation in which the number of atoms for each element in the reaction and the total charge is the same …

10th Science Periodic Test III (2018-19) VGS Rohini School Name: Venkateshwar Global School, Sector 13, Rohini, Delhi 110085 IndiaTime: 3 hoursM.M: 80Subject: ScienceClass: X Date: 25/01/2019 General Instructions: The question paper comprises five sections, A, B, C, D and E. You are to attempt all the sections. All questions are compulsory. Internal choice is given in …