New Concepts/Shortcuts 12

Question 1

unit of K of chemical kinetics for n order reaction

Answer 1

Question 2

zero order reaction concentration relation

Answer 2

Question 3

zero order half life

Answer 3

Question 4

Arrhenius equation

Answer 4

Question 5

Arrhenius equation graph form equation

Answer 5

Question 6

relation between K of chem kinetics(rate constant) and T

Answer 6

Question 7

delta S and Delta H for adsorption

Answer 7

Question 8

extent of adsorption formula

Answer 8

Question 9

freundlich adsorption isotherm formula

Answer 9

Question 10

freundlich adsorption isotherm graphical formula

Answer 10

Question 11

dispersions table of solid in gas and liquid and stuff

Answer 11

Question 12

+ve and -ve charged colloids list

Answer 12

Question 13

coagulating power is directly related to

Answer 13

charge on the ion

Question 14

whats gold’s number?

Answer 14

Question 15

whats coagulating value

Answer 15

Question 16

rate of nucleophilic substitution depends on -I or +I effect?

Answer 16

-I effect

Question 17

Answer 17

formation of anilinium ion

Question 18

the boiling point of HC depends directly or indirectly on branching?

Answer 18

the boiling point of isomeric haloalkanes decrease with increase in branching

Question 19

Answer 19

Question 20

Answer 20

Question 21

why are Li+ salts so hydrated?

Answer 21

they are hydrated due to high hydration energy of Li+

Question 22

does Li has highest or lowest polarizing power and why?

Answer 22

it has highest polarizing power since it has a very small size

Question 23

major component of portland cement is?

Answer 23

tricalcium silicate

Question 24

why does CsI has low solubility in water

Answer 24

because it has high lattice enthalpy

Question 25

gypsum
plaster of Paris
dead burnt plaster

formulae

Answer 25

Question 26

is barium carbonate soluble in water ?

Answer 26

nopes

Question 27

is barium carbonate stable?

Answer 27

yes cuz thermal stability of carbonates increase down the grp

Question 28

principal solution of trigo functions trick

Answer 28

Question 29

Answer 29

Question 30

shortcut of r finding adjoint of 2x2 matrix

Answer 30

Question 31

number of diagonals in n sides polygon formula

Answer 31

Question 32

how does the graph of an zomlex number change by multiplying it by
-1
i
-i
w
-w

Answer 32

Question 33

what can be the shortcut here?

Answer 33

assume the series 1,1,1,1,1,1……..

Question 34

domain and range of the ITF

Answer 34

Question 35

value of

log 2
log 3
log 5
log 7

Answer 35

log 2=0.3
log 3=0.48
log 5=0.7
log 7=0.85

Question 36

shortcut for finding square root of any number

Answer 36

Question 37

what can be thought if we have a trigo equation equated to a Quadratic equation or polynomial and we have to find the number of solutions

Answer 37

we can think to draw the graph of both function

or we can see if they are the border function i.e the max/min value is 1 or something in which we ca have only one solution and we can hence find the solution

Question 38

for chair conformation the groups coming out of the benzene should be

Answer 38

for chair conformation the groups coming out of the benzene should be farthest apart

Question 39

parabola equation and the expression

eccentricity
focus
equation of directrix
extremities of LR
length of latus rectum
equation of latus rectum
focal distance of any point on the parabola

Answer 39

Question 40

ellipse equation and the expression

focii
equation of directrix
eccentricity formulae
length of latus rectum
extremities of LR
parametric equations
equation of latus rectum
focal distance of any point on the parabola

Answer 40