Which of the following metals can displace hydrogen from
dilute acids?
1 Zinc
2 Gold
3 Copper
4 Silver
Difference between Respiration and Photosynthesis ?
Which of the following is not a compound? 1 Silica 2 Red lead 3 Slaked lime 4 Black lead
Who discovered radio telescope?
Which are the units of functioning in vssc?
Which of the following gases is obtained by the reaction of copper with dilute nitric acid is 1 NO2 2 N2O5 3 O2 4 NO
HELPS IN PROPAGATING RADIO SIGNALS
which of the following fibers is generally preferred for making gauze and lint? 1 Cotton 2 Rayon 3 Nylon 4 Terylene
When an iron nail gets rusted, iron oxide is formed 1 Without any change in the weight of the nail 2 With increase in the weight of the nail 3 With decrease in the weight of the nail 4 None of these
The Purest form of water can be obtained from:- I) a deep tube well II) a running stream III) a hot water spring IV) a heavy shower of rain
Why the right to property was removed from the list of the Fundamental Rights?
Please can someone tell me, how many times during a 12 hour period, do the hands of a clock face opposite each other? I believe its 11. Also, would this be the same, no matter WHAT the starting time? i.e. if the 12 hour period started at 6 o clock, would it still be 11 times? Many thanks for your help.
Carbon, diamond and graphite are together called 1 Isomers 2 Allotropes 3 Isomorphs 4 Isotopes