Related Questions

The elements in the modern Periodic table are arranged according to their
A Mass number
B Neutron number
C Atomic number
D Atomic Weight
When they had a meeting seven company executives __ T, U, V, W, X, Y and Z ___ sit at a rectangular table .Three executives sit along one side of the table , and three sit along the other side, each directly opposite one of the other three. The seventh sits at the head of the table . There is no seat at the foot of the table . Ualways sits in one of te two seats farthest from the head of the table. Y and V always sit next to each other .V never sits next to Z . If Z does not sit at the head of the table, W sits there. If W sits directly opposite T, X must sit next to which of the following excutives?
A T
B U
C V
D Z
Six arms negotiators -- M,O,P,R,S and T-- are to be seated at a round table to discuss disarmament. There are exactly six chairs around the table. Each negotiator sits facing the center of the table and is directly opposite a negotiators across the table.The seating arrangement is subject to the following restrictions : T cannot sit next to P;S cannot sit next to M;R must sit next to M. Which of the following is an acceptable sequence of negotiators around the table ?
A M,S,R,T,P,O
B M,S,T,P,R,O
C T,O,P,S,M,R
D T,R,M,P,S,O
Six arms negotiators -- M,O,P,R,S and T-- are to be seated at a round table to discuss disarmament. There are exactly six chairs around the table. Each negotiator sits facing the center of the table and is directly opposite a negotiators across the table.The seating arrangement is subject to the following restrictions : T cannot sit next to P;S cannot sit next to M;R must sit next to M. If T sits directly across the table from O, who must sit on the other side of P?
A M and O
B M and S
C O and R
D O and S
Six arms negotiators -- M,O,P,R,S and T-- are to be seated at a round table to discuss disarmament. There are exactly six chairs around the table. Each negotiator sits facing the center of the table and is directly opposite a negotiators across the table.The seating arrangement is subject to the following restrictions : T cannot sit next to P;S cannot sit next to M;R must sit next to M. If M sits next to P which of the following is a complete and accurate list of those who can sit next to P on P's other side ?
A O
B O,S
C O,S,R
D R,S,T
Six arms negotiators -- M,O,P,R,S and T-- are to be seated at a round table to discuss disarmament. There are exactly six chairs around the table. Each negotiator sits facing the center of the table and is directly opposite a negotiators across the table.The seating arrangement is subject to the following restrictions : T cannot sit next to P;S cannot sit next to M;R must sit next to M. If T sits next to M and S sits next to R, which of the other negotiators must sit next to s ?
A M
B O
C P
D R
Total number of elements in the Periodic table
A 112
B 115
C 118
D 127
In the periodic table of elements, on moving from left to right across a period, the atomic radius
A Decreases
B Increases
C Remains unchanged
D Does not follow a definite pattern
Total number of halogen elements found in the periodic table is
A 3
B 5
C 8
D 13
Referring to the periodic table of elements, it is found that with increasing atomic number. The atomic size in the same
A Period increases
B Period decreases
C Group increases
D Both 'B' & 'C'

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