MCQ on Carbon and its Compounds

Q1. From which word the ‘Carbon’ is derived. What does it mean? Ans: Latin word- Carbo. Meaning is Coal. Q2. What are the chemical symbols of Marble, Washing Soda and Baking Soda? Ans: CaCO3 ; NA2CO3, 10H2O;NaHCO3 Q3. Name a mixture of Carbon Compounds found in a liquid state. Ans: Petroleum Q4. What is Catenation?Continue reading “MCQ on Carbon and its Compounds”

M.C.Q on Our Galaxy

Here are the 30 questions on our Galaxy: 1. What is the name of our Galaxy? Ans: Milkyway 2. What is the name of the Galaxy nearest to our Galaxy? Ans: Andromeda 3. Study of Universe is known as ___? Ans: Cosmology 4. How much time it takes for the sunlight to reach on Earth?Continue reading “M.C.Q on Our Galaxy”