Which one of the following element has the highest ionization energy.
\r\n","choices":[{"text":"Argon
\r\n","value":"A"},{"text":"Sodium
\r\n","value":"B"},{"text":"Aluminium
\r\n","value":"C"},{"text":"Magnesium
\r\n","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":1065957,"question":"The atomic radius geneally ......across a period in the periodic table.
\r\n","choices":[{"text":"Increase
\r\n","value":"A"},{"text":"Decreases
\r\n","value":"B"},{"text":"Remains constant
\r\n","value":"C"},{"text":"First increasses then decreases
\r\n","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":1065956,"question":"Which is the correct trend in variation of electrongativity along a period of the periodic table.
\r\n","choices":[{"text":"It tdecreases from left to right across a period
\r\n","value":"A"},{"text":"It increases from left to right across a period
\r\n","value":"B"},{"text":"It remians constant
\r\n","value":"C"},{"text":"It has no definite trend
\r\n","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":1065955,"question":"What is teh oxidation state of sulfur in the sulfate ion SO-24
\r\n","choices":[{"text":"+4
\r\n","value":"A"},{"text":"+6
\r\n","value":"B"},{"text":"+2
\r\n","value":"C"},{"text":"0
\r\n","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":1065954,"question":"Which is the correct general trend in the variation of electron affinity in a group
\r\n","choices":[{"text":"It becomes less negative from top to bottom
\r\n","value":"A"},{"text":"It becomes more negative from top to bottom
\r\n","value":"B"},{"text":"It remains the same
\r\n","value":"C"},{"text":"It has no definit trend and changes irregularly
\r\n","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":1065953,"question":"Which one is the correct statemetn among the following
\r\n","choices":[{"text":"Anionic radius is generally smaller than atomic radius
\r\n","value":"A"},{"text":"Cationic radius is generally bigger than atomic radius
\r\n","value":"B"},{"text":"Cationic radius is generally smaller than atomic radius
\r\n","value":"C"},{"text":"Both anionic and cationic radii are smaller than atomic radius
\r\n","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":1065952,"question":"Which of the following atoms show more than one oxidation states.
\r\n","choices":[{"text":"Phosphorous
\r\n","value":"A"},{"text":"Magnetsium
\r\n","value":"B"},{"text":"Sodium
\r\n","value":"C"},{"text":"Aluminium
\r\n","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":1065951,"question":"Which set of the followig conditions results in higher ionization energy.
\r\n","choices":[{"text":"Smaller atom and greater nuclear charge
\r\n","value":"A"},{"text":"Smaller atom and smaller nuclear charge
\r\n","value":"B"},{"text":"Larger atom and greater nuclear charge
\r\n","value":"C"},{"text":"Large atom and the smaller nuclear charge
\r\n","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":1065950,"question":"Which property increases as you go down a group in the periodic table?
\r\n","choices":[{"text":"Atomic radium
\r\n","value":"A"},{"text":"Elecron affinity
\r\n","value":"B"},{"text":"Electronegativity
\r\n","value":"C"},{"text":"Ionization Energy
\r\n","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":1065949,"question":"Which one do you think is correct about metallic character.
\r\n","choices":[{"text":"It decrease frin tio ti vittin ub a griyo
\r\n","value":"A"},{"text":"It increases from top to bottom in a group
\r\n","value":"B"},{"text":"It remians constant fro left to right in a period
\r\n","value":"C"},{"text":"It increases from left to right in a period
\r\n","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":1065948,"question":"Recognize the elemetn if it has 3 electron shells. belongs to 's" block and has 2 electrons in its outer most shell
\r\n","choices":[{"text":"Calcium
\r\n","value":"A"},{"text":"Sodium
\r\n","value":"B"},{"text":"Magnesium
\r\n","value":"C"},{"text":"Potassium
\r\n","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":1065947,"question":"Which scientist first time observed eh periodiciy in the elements.
\r\n","choices":[{"text":"Dobereiner
\r\n","value":"A"},{"text":"D. Mendeleev
\r\n","value":"B"},{"text":"j. Newlands
\r\n","value":"C"},{"text":"L. Meyer
\r\n","value":"D"},{"value":"E"}],"correctAnswer":1}]