Which of the following statements is true for metals? Mark as favorite Copy Link Metals have 1 to 3 valence electrons in their outermost orbit Metals have 1 to 4 valence electrons in their outermost shell Metals have 8 valence electrons in their outermost shell Metals have 4 or more valence electrons M their outermost orbit Check Answer
……… is least reactive element belonging to group 17? Mark as favorite Copy Link Bromine Iodine Chlorine Fluorine Check Answer
If u = o m/s, a = 5 ms-2 and t = 5 s then v =? Mark as favorite Copy Link 10 ms-1 25 ms-1 10 ms-1 35 ms-1 Check Answer
The force of attraction between two objects is called the? Mark as favorite Copy Link centripetal force electromagnetic force gravitational force centrifugal force Check Answer
The SI unit of electric charge is _______? Mark as favorite Copy Link Wait Ohm Amphere Coulomb Check Answer
An ultrasonic sound wave has a frequency higher than? Mark as favorite Copy Link 20 Hz 20000 Hz 200 Hz 2000 Hz Check Answer
On applying a constant force to a body, it moves with uniform_? Mark as favorite Copy Link Momentum Speed Velocity Acceleration Check Answer
In case of hypermetropia, where is the image formed? Mark as favorite Copy Link In front of the retina On the retina Behind the retina On the cornea Check Answer
The kinetic energy acquired by a mass (m) in traveling distance starting from rest under the action of constant force is directly proportional to? Mark as favorite Copy Link 1/m m° m 1/?m Check Answer
In which of the following classifications are the elements arranged in the order of their increasing atomic number? Mark as favorite Copy Link The Modern Periodic Table Mendeleev's Periodic Table Newland's Law of Octaves Dobereiner's Triads Check Answer