Chemistry The basic chemical building block of natural rubber obtained from trees is Vinyl Chloride Neoprene Acetylene Isoprene Vinyl Chloride Neoprene Acetylene Isoprene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following does not contain Silver ? Ruby Silver German Silver Lunar Caustic Horn Silver Ruby Silver German Silver Lunar Caustic Horn Silver ANSWER DOWNLOAD EXAMIANS APP
Chemistry The length of double bond is _______ than single bond Longer Shorter None of these Of same lenght Longer Shorter None of these Of same lenght ANSWER DOWNLOAD EXAMIANS APP
Chemistry Helium gas is filled in ballons because Its atomic number is 2 It is a noble gas It is one of the constitutents of water It is lighter than air Its atomic number is 2 It is a noble gas It is one of the constitutents of water It is lighter than air ANSWER DOWNLOAD EXAMIANS APP
Chemistry Global warming is mainly due to accumulation of Carbon dioxide Oxides of sulphur Carbon monoxide Oxides of nitrogen Carbon dioxide Oxides of sulphur Carbon monoxide Oxides of nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ionic radii of N3-, O2-, F- and Na+ follows the order Na+ > O2- > N3- > F- N3- > Na+ > O2- > F- N3- > O2- > F- > Na+ O2- > F- > Na+ > N3- Na+ > O2- > N3- > F- N3- > Na+ > O2- > F- N3- > O2- > F- > Na+ O2- > F- > Na+ > N3- ANSWER DOWNLOAD EXAMIANS APP