Titanium is purified by
1 Zone refining
2 Electrolysis
3 Van Arkel method
4 Hydraulic washing
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Explain how you can integrate Life skills in Science Teaching
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Which of the following is a chemical change? 1 Rusting of iron 2 Tempering of iron 3 Melting of iron 4 Bending of iron
methane is not present in
Galvanized iron sheets have a coating of 1 Tin lead 2 Zinc 3 Chromium 4 Lead
The combustible material at the tip of a safety match sitck is 1 Sulphur 2 Manganese dioxide 3 Phosphorus 4 Antimony sulphide
HELPS IN PROPAGATING RADIO SIGNALS
WHY WE SMELL A SCENT AFTER RAIN?? BUT RAIN WATER IS PUREST FORM OF WATER WHICH IS ODOURLESS.
The two elements that are frequently used for making transistors are 1 Boron and aluminium 2 Silicon and germanium 3 Iridium and tungsten 4 Niobium and columbium
Rayon is chemically 1 Glucose 2 Amylase 3 Cellulose 4 Pectin
difference between ancient age,middle age & modern age.
Let arr be an array of 20 integers. Write a program that first fills the array with up to 20 input values and then finds and displays both the subscript of the largest item in arr and the value of the largest item. • Use an IDE to develop and save your work
What are manufacturing capacities facilities you have?