Group 1 TNPSC Question Paper - 16th February 2013 - Prelims
1.
An alkaline earth metal M forms covalent compounds. It forms water soluble sulphate MSO4 and water insoluble hydroride M(OH)2 which is a amphoteric in nature. The metal M is
Consider the following statements:
I. Diamond is bad conductor of electricity
II. Graphite is used for making electrodes of electric furnaces.
III. Solid carbon monoxide is known as dry ice
IV. Carbondioxide turns moist red litmus slightly bluish.
Which of the above statement(s) is/are correct?
Which one of the following is/are correctly matched?
(i) Arteritis - inflammation of artery
(ii) Occlusion - Closure of blood vessel
(iii) Thrombectomy - Removal of blood clot from a blood vessel