# Category Archives: School Chemistry

CBSE Class 10 Maths Notes Chapter 9 Applications of Trigonometry are an excellent resource, for knowing all the concepts of a particular chapter in a… Read More
Class 12 Chemistry is a nightmare for many board-appearing students. Moreover, its division into two segments, i.e. organic and inorganic, makes it even more difficult… Read More
Since the beginning, man has been subjected to a changing environment. He has shown a strong interest in discovering more about his surroundings and in… Read More
Litre is one of the units of measurement of volume, where volume is a mathematical quantity that is used for measuring the amount of three-dimensional… Read More
The English chemist Robert Boyle (1627–1691), widely regarded as one of the pioneers of the modern experimental science of chemistry, is commonly credited with this… Read More
Avogadro’s number, also known as Avogadro’s constant or number, is a fundamental constant in chemistry, denoted by NA, which honors the great pioneer Amedeo Avogadro.… Read More
Atomic Mass of Nitrogen is                   . A)  14 B)  14.007 C)  14.07 D)  15 Answer: Option B)… Read More
Atomic Mass of Boron is                . A)  10.81 B)  10.04 C)  11.42 D)  14.81 Answer: Option A) 10.81 is… Read More
Atomic Mass of Helium is  ____________. A)  6 B)  4 C)  5 D)  3 Answer: Option B) 4 is correct.  Explanation: Atomic Mass of any… Read More
Atomic Mass of Neon is___________. A)  19 B) 20 C)  21 D)  20.1797 Answer: Option D) 20.1797  is correct. Explanation: Atomic Mass of any substance… Read More
Atomic Mass of Sulfur is                   . A) 32 B) 30 C) 31 D) 33 Answer: Option A)… Read More
Atomic Mass of Hydrogen is  _____________. A)  2 B)  3 C)  1 D)  4 Answer:  Option C) 1 is correct Explanation: Atomic Mass of any… Read More
Atomic Mass of Fluorine is                   . A) 19 B)  18 C)  20 D)  17 Answer: Option A)… Read More
The Central Board of Secondary Education (CBSE) is one of the most respected and esteemed educational boards in India. CBSE board strives to offer a… Read More
CBSE Notes play a significant role in boosting exam preparation. Students typically make notes of key concepts, formulas, definitions, etc. while conducting their independent study.… Read More