Free download the Book Chemistry Part 2 is for Intermediate FSC second year. This is a book by Punjab Curriculum and Textbook Board, Lahore and published by Zeeshan Book Center, Lahore.
The authors of the book are
- Dr. Jameel Anwar
- Dr. Imtiaz Ahmed
- Dr. Shaukat Ali
- Syed Ghulam Akbar
- Dr. M. Akram Kashmiri
- Ch. Karam Elahi
- Mrs. Nasreen Batool Qaiser
- Mr. Tariq Ahmad Niazi
- Mrs. Nazeer Ahmed Chughtai
- Mr. Zafar Mehdi Zafar
- Mr. Saad All Khan
- Mr. Javed Iqbal Lodhi
- Mr. Naseem Asghar Ginai
- Mr. Muhammad Shoaib Jehangir
- Mr. Iftikhar Ahmad
All of us are made of chemical compounds and the entirety around us is made of chemical compounds. The whole lot we pay attention, see, odor, taste, and touch involves chemistry and chemicals (count number). Listening to, seeing, tasting, and touching all contain elaborate series of chemical reactions and interactions in our frame. Some of the adjustments we look at within the global around are because of chemical reactions. Chemistry isn’t always restrained to beakers and laboratories. It’s miles all around us, and the higher we recognize chemistry, the higher we realize our global. Chemistry is present in each issue of lifestyles, and few examples are-
Sky is blue
An item is colored because of the mild that it reflects. The white light from the solar contains all of the wavelengths, but when it influences on an item some of its wavelengths are absorbed and some contemplated. The shade of the sky can be defined considering phenomena named Rayleigh scattering that is composed on the scattering of light with the aid of particles a lot smaller than its wavelength. This effect is specifically strong while mild passes thru gases.
Chemistry is crucial in everyday lifestyles due to the fact…
Everything is fabricated from chemical compounds. You’re fabricated from chemicals. So is your dog. So is your desk. So is the sun. Pills are chemical compounds. Meals is made from chemical compounds.
Most of the changes you examine in the global around you are caused by chemical reactions. Examples encompass changing hues of leaves, cooking meals and getting clean.
Understanding some chemistry allow you to make daily choices that affect your life. Am I able to mix those household chemical compounds? What are secure mosquito repellents? Will my bottled water expire?
Know-how basic chemistry is crucial for information the effects of chemical compounds on the surroundings. This statistics may be used to present vegetation the pleasant nutrients to help them develop or to determine the way to take away chemical substances without poisoning the air or water supply.
Chemistry is a laugh! It could be used to make hues change, regulate recipes, color flames, make things glow inside the darkish, or even make stuff explode. Many human beings have a look at chemistry no longer as it’s a requirement for a class but due to the fact they’re inquisitive about the usage of it to explore the sector and to try technological know-how tasks. As pursuits go, chemistry is inexpensive due to the fact domestic chemicals may be used to carry out many interesting experiments.