DATABASE FUNDAMENTALS
HOW TO INSERT DELETE COLUMNS ROWS IN EXCEL
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Columns
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Rows
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Either A or B
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None of the above
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Detailed explanation-1: -Vertical columns in the periodic table starting from top to bottom are called groups. There are 18 groups in the modern periodic table. The elements of same group have same number of valence electrons.
Detailed explanation-2: -Vertical columns in the periodic table are termed groups, whereas horizontal rows are termed periods.
Detailed explanation-3: -The vertical columns on the periodic table are called groups or families because of their similar chemical behavior. All the members of a family of elements have the same number of valence electrons and similar chemical properties. The horizontal rows on the periodic table are called periods.
Detailed explanation-4: -A row in a table or spreadsheet is a horizontal line of data, whereas a column in a chart, table, or spreadsheet is a vertical line of cells. Rows run from left to right, whereas columns run from top to bottom.
Detailed explanation-5: -The vertical columns of the periodic table are called groups.