Recent questions tagged bonding

Which of the above bonds explains water's abnormally high boiling point?

asked Jun 8, 2018 by meena.p

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The energy required to break one mole of $Cl-Cl$ bonds in $Cl_2$ is $242\;kJ\; mol^{-1}$. the longest wavelength of light capable of breaking a single $Cl-Cl$ bonds is $(c=3 \times 10^4\;ms^{-1}\;and\;N_A=6.02\times 10^{23}mol^{-1})$

asked Jun 8, 2018 by meena.p

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How many valence electrons are transferred from the calcium atom to iodine in the formation of the compound calcium iodide?

asked Jun 8, 2018 by meena.p

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A molecule with a single covalent bond is ____.

asked Jun 8, 2018 by meena.p

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Once formed, how are coordinate covalent bonds different from other covalent bonds?

asked Jun 8, 2018 by meena.p

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Why is hydrogen bonding only possible with hydrogen?

asked Jun 8, 2018 by meena.p

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Atoms undergo bonding in order to ?

asked Jun 7, 2018 by meena.p

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During bonding, why do main group elements tend to lose or gain electrons as per the octet rule?

asked Jun 7, 2018 by meena.p

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Lattice energy is the measure of

asked Jun 7, 2018 by meena.p

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The maximum number of $90^{\circ}$ angles between bond pair of electrons is observed in

asked Jun 7, 2018 by meena.p

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Water has high heat of vaporisation due to

asked Jun 7, 2018 by meena.p

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In the following which bond will be responsible for maximun value of hydrogen bond

asked Jun 7, 2018 by meena.p

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Using MO theory predict which of the following species has the shortest bond length ?

asked Jun 7, 2018 by meena.p

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Which of the following compounds has the smallest bond angle in its molecule ?

asked Jun 7, 2018 by meena.p

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Higher the bond order greater is

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An atom differs from its ion in which among the following ?

asked Jun 7, 2018 by meena.p

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An atom differs from its ion in which among the following ?

asked Jun 7, 2018 by meena.p

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An atom differs from its ion in which among the following ?

asked Jun 7, 2018 by meena.p

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Which of the following statements about sodium chloride is incorrect?

asked Jun 7, 2018 by meena.p

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The bonds present in $N_2O_5$ are ______

asked Jun 6, 2018 by meena.p

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Which among the following is both a molecule and a compound?

asked Jun 6, 2018 by meena.p

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State whether the given statement is true or false “Ionic bonds are non-directional”

asked Jun 6, 2018 by meena.p

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Ethyl alcohol and methoxy methane are isomeric but ethyl alcohol has higher boiling point because

asked Jun 6, 2018 by meena.p

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Which of the above bonds explains water's abnormally high boiling point?

asked Jun 6, 2018 by meena.p

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The bond between two identical non-metal atoms has a pair of electrons:

asked Jun 6, 2018 by meena.p

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Which substance represents a molecule that can combine with a proton $(H^{1+})$?

asked Jun 6, 2018 by meena.p

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In which of the following molecules carbon is not $sp_3$ hybridized?

asked Jun 5, 2018 by meena.p

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In $NO_3$ – ion, the number of bond pairs and lone pairs of electrons on nitrogen atom are

asked Jun 5, 2018 by meena.p

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If Electronegativity of H and F atom are given to be 2.1 and 4.0 respectively. What is the % ionic character in H-F bond on the basis of Hannay Smith equation?

asked Jun 5, 2018 by meena.p

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When oxygen reacts with an alkali metal the general formula of the compound will be

asked Jun 5, 2018 by meena.p

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An ionic bond is formed when one of the atoms

asked Jun 5, 2018 by meena.p

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Among the following the maximum covalent character is shown by the compound

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Among the following the maximum covalent character is shown by the compound

asked Jun 5, 2018 by meena.p

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The types of bonds present in $CuSO_4.5H_2O$ are only:

asked Jun 5, 2018 by meena.p

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In which of the following ionization processes , the bond order has increased and the magnetic behaviour has changed ?

asked Jun 5, 2018 by meena.p

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Silicon dioxide has higher boiling point as compared to carbon dioxide because

asked Jun 5, 2018 by meena.p

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From the following molecules one that contains both ionic and covalent bonds is/are

asked Jun 5, 2018 by meena.p

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If one or more valence electrons become detached from the atoms and migrate in a "sea" of free electrons among the positive metal ions, what is this type of bonding called?

asked Jun 5, 2018 by meena.p

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When the electronegativity difference between two atoms is 2, what type of bond can be predicted?

asked Jun 5, 2018 by meena.p

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In which of the following octet rule is not applicable?

asked Jun 5, 2018 by meena.p

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When a salt dissolves in water, the water molecules are attracted by ions in solution. This attraction is called

asked Jun 5, 2018 by meena.p

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Hydrogen chloride gas has

asked Jun 5, 2018 by meena.p

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Out of the three molecules $XeF_4, SF_4\; and \;SiF_4$ one which has tetrahedral structures is

asked Jun 5, 2018 by meena.p

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Which of the following are arranged in an increasing order of their bond strengths ?

asked Jun 4, 2018 by meena.p

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Lattice energy of an ionic compounds depends upon

asked Jun 4, 2018 by meena.p

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Bond order is a concept in the molecular orbital theory. It depends on the number of electrons in the bonding and antibonding orbitals. Which of the following statements is true about it ? The bond order

asked Jun 4, 2018 by meena.p

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In which of the following liquids are the Van der Waals forces of attraction between the molecules weakest?

asked Jun 4, 2018 by meena.p

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Element X forms the compounds $XCl_3$ and $X_2O_3$. Element X would most likely belong to the group called

asked Jun 4, 2018 by meena.p

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The anion $S^{2-}$ is called

asked Jun 4, 2018 by meena.p

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Which kinds of bonding can be found in a sample of $H2_O(l)$?

asked Jun 4, 2018 by meena.p

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