create object of form

form1 f2 = new form1 ();
MethodInvoker method = new MethodInvoker(delegate()
{
f2.Name = "xyz";
f2.Text = "xyz";
2.Tag = "xyz";
f2.Show();
});
if (f2.InvokeRequired)//if true then we are not on the control thread
{
f2.Invoke(method);//use invoke to handle execution of this delegate in main thread
}
else
{
method();//execute the operation directly because we are on the control thread.
}