Berzelius hypothesis, Ask question #Minimum 400words accepted#

Ask question #Minimum 400words accepted#

What are the main source of electrical resistance in a metal, What are the ...

What are the main sources of electrical resistance in a metal? The factors which affect electrical resistance of a metal are impurity, temperature and alloying. Free mean path o

Electronic configuration, how to get the electron configuration

how to get the electron configuration

The effect of temperature on the enzyme betaglucosid, What is the rate of r...

What is the rate of reaction at the optimum temperature? (the starting concentration of the protein was 2 mg/ml, the Extinction coefficient (e) of the chromogenic product is A515 =

Ionic bond,

Temperature independence paramagnetism, What do you understand by temperatu...

What do you understand by temperature independence paramagnetism? Ans) Compounds which are expected to be diamagnetic may exhibit this kind of weak paramagnetism. It arises from a

Define the phenomenon resonance, When a molecule is shown by two or more ne...

When a molecule is shown by two or more nearly equal structures, which vary in the arrangement of electrons, then the molecule is said to exhibit resonance.

Lithium, lithium and beryllium markedly differ from others members of their...

lithium and beryllium markedly differ from others members of their respective group

The atomic number of an element is always equal to, The atomic number of an...

The atomic number of an element is always equal to: (1)Atomic weight divided by 2    (2)Number of neutrons in the nucleus   (3)Weight of the nucleus   (4)Electrical ch

Explain greater dipole moment, Which of the following two compounds would y...

Which of the following two compounds would you wait for to have a greater dipole moment? Support your reply by writing the corresponding (plausible) resonance structures.