Hydrogen combines with halogens so it can be placed in group 1 of the alkali metals. It also exists as a diatomic molecule and forms ionic compounds with metals so it can be placed in the halogen group (17) also.
Which plant structures are involved in the transport of nutrients and water?
Members of which phylum are commonly known as sponges?
Who discovered the nucleic acid in cells?
Which enzymes are contained in pancreatic juice?
DNA fingerprinting is a technique used for the detection of:
What substance is stored and concentrated in the gall bladder?
Which among the following is not a connective tissue?
Which of the following is not classified as a Bio-fertilizer?
What is the strongest bone in the human body?
Which bacterium is responsible for causing peptic ulcers?
