1 | 7 | 2 | |||||||||
3 | 8 | 9 | 5 | ||||||||
4 | 6 | ||||||||||
Answer:
Across
(1) An element with
atomic number 12 is magnesium
(2) Metal
used in making cans and member of group 14 is tin
(3) A
lustrous non-metal which has 7 electrons in its outermost shell is iodine.
Down
(2) Highly
reactive and soft metal which imparts yellow colour when subjected to flame and
is kept in kerosene is sodium.
(5) The
first element of second period is lithium.
(6) An
element which is used in making fluorescent bulbs and is second member of
group18 in the modern periodic table is neon.
(7) A
radioactive element which is the last member of halogen family is astatine.
(8) Metal
which is an important constituent of steel and forms rust when exposed to moist
air is iron.
(9) The
first metalloid in modern periodic table whose fibres are used in making bullet-proof
vests is boron.
M1
A7
G
N
E
S2
I
U
M
S
O
T3
I8
N
D
B9
L5
A
R
I8
O
D
I
N6
E
T
O
U
R
T
E
I
N
M
O
H
O
N
N
I
N
E
U
M
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