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The zone where moisture is removed and clay is broken down into Al203, Si02, Fe203 is
How many grams of micronutrients are needed by 1 acre of land?
In Paper industry, sodium sulphite is buffered with
______ is needed in thyroxine, the hormone of thyroid gland.
NTS 2012
Chemistry
Chemistry of Life
Elimination Tool:
What is the catalyst used in the Haber process?
H₂ + N₂ ⟶ NH₃
PMC 2021 Tested
Chemistry
Industrial Chemistry
Elimination Tool:
Among the most common disaccharides, one of the following is present in the milk?
UHS 2014
Chemistry
Industrial Chemistry
Elimination Tool:
Burning of which one of the following waste is considered as useful industrial fuel or to produce electricity
UHS 2015
Chemistry
Industrial Chemistry
Elimination Tool:
In the production of wrought iron Mg, Si, and P are removed in the form of:
PMC Practice 3
Chemistry
Industrial Chemistry
Elimination Tool:
Which one of the following polymer is called as Nylon 6,6?
UHS 2016
Chemistry
Industrial Chemistry
Elimination Tool:
Which of the following is the most widely used fertilizer in Pakistan?
Enzymes that are functioning within the cell are called:
NUMS 2016
Chemistry
Chemistry of Life
Elimination Tool:
When hexane dioic acid is heated with hexamethylene diamine, the compound formed is:
UHS 2011
Chemistry
Industrial Chemistry
Elimination Tool:
Which of the following is a Marco-nutrient
Fractions of crude petroleum can be obtained by using ___________.
PMC Practice 3
Chemistry
Industrial Chemistry
Elimination Tool:
Which one of the following was used as one of the earliest antiseptic and disinfectants?
UHS 2015
Chemistry
Industrial Chemistry
Elimination Tool:
The macronutrients for healthy plant growth are required in per acre.
Percentage of nitrogen in urea is:
1500•degree Celsius furnace temperature Is maintained at which zone?
cr. be used as a liquid fertilizer?
Rayon is ____?
PMC Practice 10
Chemistry
Industrial Chemistry
Elimination Tool:
What is used in cement manufacture?
Which Organic acid is used in pulping of wood for paper?
The crude petroleum is separated in fraction by:
PMC Practice 4
Chemistry
Industrial Chemistry
Elimination Tool:
Which in not woody raw material
Which one of the following is an example of a co-polymer?
UHS 2015
Chemistry
Industrial Chemistry
Elimination Tool:
1 calorie = ______ Joules.
NTS 2012
Chemistry
Chemistry of Life
Elimination Tool:
Genetic mutations occur in:
NUMS 2016
Chemistry
Chemistry of Life
Elimination Tool:
What is the nature of “hydrated tricalcium aluminate” (3 Ca. Al203. 6 H20) in the setting of cement?
Which of the following is not a macronutrient?
Ammonium nitrate contain nitrogen
“Zymase”- a group of 14 enzymes, used in the fermentation of starch, is present in:
NTS 2010
Chemistry
Chemistry of Life
Elimination Tool:
Aluminium nitrate is not used for ai
Which one of the following is an example of a condensation polymer?
UHS 2014
Chemistry
Industrial Chemistry
Elimination Tool:
The temperature zones In rotary kilns are:
Identify the pair of rnicronutrients: