Which of the following is considered by ecologists a measure of the ability of a community either to resist change or to recover to its original state after change?

TLS Online TPP Program

#Question id: 27389

#Unit 1. Molecules and their Interaction Relevant to Biology

The of the tendency of an atom to attract a bonding pair of electrons is known as

TLS Online TPP Program

#Question id: 27390

#Unit 1. Molecules and their Interaction Relevant to Biology

Some elements exist naturally as molecules. Such as, hydrogen and oxygen exist as two-atom molecules, but Sulfur and phosphorus normally  exists as

TLS Online TPP Program

#Question id: 27391

#Unit 1. Molecules and their Interaction Relevant to Biology

Choose the correct statement

1.Transfer of electrons is the characteristic of ionic bond 

2.Sharing of electrons is the characteristic of ionic bond

3.Sharing of electron is the characteristics of covalent bond 

4.Transfer of electron is the characteristics of covalent bond

TLS Online TPP Program

#Question id: 27392

#Unit 1. Molecules and their Interaction Relevant to Biology

Match the following

Bond	Bond energy in KJ
I. C=C	a. 891
II. C ≡ O	b. 946
III. N≡N	c. 1080
IV. C≡N	d. 611

TLS Online TPP Program

#Question id: 27393

#Unit 1. Molecules and their Interaction Relevant to Biology

In an exothermic reaction………a…….. and in endothermic reaction …………b………

TLS Online TPP Program

#Question id: 27394

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following has smallest size