Search for notes by fellow students, in your own course and all over the country.
Browse our notes for titles which look like what you need, you can preview any of the notes via a sample of the contents. After you're happy these are the notes you're after simply pop them into your shopping cart.
Document Preview
Extracts from the notes are below, to see the PDF you'll receive please use the links above
SCIENCE
QUESTION
PAPER
METALS AND NON - METALS
Q
...
2 WHY THE ITEMS MADE OF SILVER TURNS BALCK WHEN E
XPOSED TO AIR?
Q
...
4 WHAT IS AN AMALGAM ?
Q
...
6 GIVE REASONS FOR THE FOLLOWING
(A) NA , K AND CA METALS FORM HYDRIDES BY COMBI
NATION WITH HYDROGEN GAS , BUT MOST OTHER METALS D
O NOT
...
7 WRITE THE EQUATION FOR THE FOLLOWING REACTIONS
(a) IRON WITH STEAM
(b) CALCIUM AND POTASSIUM WITH WATER
Q
...
9 WHAT IS DIFFERENCE BETWEEN SODIUM ATOM AND SODI
UM ION?
Q
...
11 WRITE THREE PROPERTIES OF IONIC COMPOUNDS
Q
...
WRITE A EXAMPLE FOR IT ?
Q
...
(B) SODIUM , POTASSIUM AND LITHIUM ARE STORE
D UNDER OIL
Q
...
(B) A METALLIC OXIDE WHICH IS NEUTARAL
...
A TEST BY ROHAN
TYAL
PA