9th Class Chemistry, Chapter 1 - Compound & Mixture

9th Chemistry Chapter 1:- Fundamentals Of Chemistry 1.1            Topic 4:-Compound & Mixture MCQ’s.1. Which of the following can be separated by physical means?(Grw_ 18-GII)(A)  mixture(B)   compound(C)  ...

9th Class Chemistry, Chapter 1 - Elements

9th Chemistry Chapter 1:- Fundamentals Of Chemistry 1.1            Topic 3:-Elements Short Q’s. 1. Human body is made up of how many elements? Write their names.(Grw_ 19-GII) Ans:- Six elements constitute about 99% of our body...

9th Class Chemistry, Chapter 1 - Branches Of Chemistry

9th Chemistry Chapter 1:- Fundamentals Of Chemistry 1.1            Topic 1:-Branches Of Chemistry:- Short Q’s. 1. Define Nuclear Chemistry. (Grw_ 19-GI, 19-GII) Ans:- Nuclear Chemistry is the branch of chemistry that deals with...

100Rs Per Refer

Refer & Earn100Rs Per ReferDescription:-Made in Pakistan.Our aim to improve living of Pakistanis!Do you wish to earn money online by working from your home, office, college, shop? Just by referring your friends and family!100Rs Per Refer is the best app to earn money...

9th Chemistry, Ch 1 - Lecture 11 - Types of Molecules

Molecule:- Molecule is formed by chemical combination of atoms. These atoms may be same or different. Molecule is the smallest unit of element or compound. There are different types of molecules depending upon the number and types of atoms combining. Some types of molecules...

9th Chemistry, Ch 1 - Lecture 10 - Differences

Difference between Atoms and Ions 1.Atom:- Atom is the smallest particle of an element. Element ka sb se chota particle atom hota ha. 1.Ion:- Ion is the smallest unit of an ionic compound. Ionic compound ka sb se chota unit ion hota ha. 2.Atom:- Atom can or cannot...

9th Chemistry, Ch 1 - Lecture 9 - Chemical Species

Ions:- Atoms or group of atoms having some charge on it, is callen an ion. Atoms ya group of atoms k uper agr kuch charge ho to ise hm atom ni bl-k ion bolen ge. Ye charge positive b ho skta ha or negative b. Cation:- An Atom or group of atoms having positive charge...